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Finding the Fourth Proportional to 572,498.73, 857,419.29 and 552,570.30

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Solution

The fourth proportional to 572,498.73, 857,419.29 and 552,570.30 is: 827,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,498.73 : 857,419.29 = 552,570.30 : x
  2. Step 2: Convert to fraction form
    572,498.73/857,419.29 = 552,570.30/x
  3. Step 3: Cross multiply
    572,498.73x = 857,419.29 × 552,570.30
  4. Step 4: Simplify right side
    572,498.73x = 473,784,434,301.09
  5. Step 5: Solve for x
    x = 473,784,434,301.09/572,498.73
  6. Step 6: Final answer
    x = 827,572.90

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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.