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Finding the Fourth Proportional to 567,547.76, 851,321.64 and 539,167.79

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Solution

The fourth proportional to 567,547.76, 851,321.64 and 539,167.79 is: 808,751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,547.76 : 851,321.64 = 539,167.79 : x
  2. Step 2: Convert to fraction form
    567,547.76/851,321.64 = 539,167.79/x
  3. Step 3: Cross multiply
    567,547.76x = 851,321.64 × 539,167.79
  4. Step 4: Simplify right side
    567,547.76x = 459,005,207,217.98
  5. Step 5: Solve for x
    x = 459,005,207,217.98/567,547.76
  6. Step 6: Final answer
    x = 808,751.69

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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.