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Finding the Fourth Proportional to 567,132.90, 851,966.55 and 473,820.90

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Solution

The fourth proportional to 567,132.90, 851,966.55 and 473,820.90 is: 711,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,132.90 : 851,966.55 = 473,820.90 : x
  2. Step 2: Convert to fraction form
    567,132.90/851,966.55 = 473,820.90/x
  3. Step 3: Cross multiply
    567,132.90x = 851,966.55 × 473,820.90
  4. Step 4: Simplify right side
    567,132.90x = 403,679,557,490.90
  5. Step 5: Solve for x
    x = 403,679,557,490.90/567,132.90
  6. Step 6: Final answer
    x = 711,790.05

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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.