Home / 725,328.46-1,000,933.39-403,030.27

Finding the Fourth Proportional to 725,328.46, 1,000,933.39 and 403,030.27

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Solution

The fourth proportional to 725,328.46, 1,000,933.39 and 403,030.27 is: 556,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,328.46 : 1,000,933.39 = 403,030.27 : x
  2. Step 2: Convert to fraction form
    725,328.46/1,000,933.39 = 403,030.27/x
  3. Step 3: Cross multiply
    725,328.46x = 1,000,933.39 × 403,030.27
  4. Step 4: Simplify right side
    725,328.46x = 403,406,454,423.72
  5. Step 5: Solve for x
    x = 403,406,454,423.72/725,328.46
  6. Step 6: Final answer
    x = 556,170.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.