Home / 723,958.40-1,085,677.44-250,515.20

Finding the Fourth Proportional to 723,958.40, 1,085,677.44 and 250,515.20

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Solution

The fourth proportional to 723,958.40, 1,085,677.44 and 250,515.20 is: 375,682.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,958.40 : 1,085,677.44 = 250,515.20 : x
  2. Step 2: Convert to fraction form
    723,958.40/1,085,677.44 = 250,515.20/x
  3. Step 3: Cross multiply
    723,958.40x = 1,085,677.44 × 250,515.20
  4. Step 4: Simplify right side
    723,958.40x = 271,978,701,017.09
  5. Step 5: Solve for x
    x = 271,978,701,017.09/723,958.40
  6. Step 6: Final answer
    x = 375,682.78

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Half scale
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Double scale
Find fourth proportional to 723,959.40, 1,085,678.94 and 250,516.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.