Home / 732,868.40-1,099,302.60-259,601.60

Finding the Fourth Proportional to 732,868.40, 1,099,302.60 and 259,601.60

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Solution

The fourth proportional to 732,868.40, 1,099,302.60 and 259,601.60 is: 389,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,868.40 : 1,099,302.60 = 259,601.60 : x
  2. Step 2: Convert to fraction form
    732,868.40/1,099,302.60 = 259,601.60/x
  3. Step 3: Cross multiply
    732,868.40x = 1,099,302.60 × 259,601.60
  4. Step 4: Simplify right side
    732,868.40x = 285,380,713,844.16
  5. Step 5: Solve for x
    x = 285,380,713,844.16/732,868.40
  6. Step 6: Final answer
    x = 389,402.40

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Double scale
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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.