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Finding the Fourth Proportional to 576,161.55, 864,242.33 and 476,434.35

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Solution

The fourth proportional to 576,161.55, 864,242.33 and 476,434.35 is: 714,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,161.55 : 864,242.33 = 476,434.35 : x
  2. Step 2: Convert to fraction form
    576,161.55/864,242.33 = 476,434.35/x
  3. Step 3: Cross multiply
    576,161.55x = 864,242.33 × 476,434.35
  4. Step 4: Simplify right side
    576,161.55x = 411,754,730,353.86
  5. Step 5: Solve for x
    x = 411,754,730,353.86/576,161.55
  6. Step 6: Final answer
    x = 714,651.53

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Similar ratio
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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.