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Finding the Fourth Proportional to 572,531.60, 857,047.80 and 572,531.60

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Solution

The fourth proportional to 572,531.60, 857,047.80 and 572,531.60 is: 857,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,531.60 : 857,047.80 = 572,531.60 : x
  2. Step 2: Convert to fraction form
    572,531.60/857,047.80 = 572,531.60/x
  3. Step 3: Cross multiply
    572,531.60x = 857,047.80 × 572,531.60
  4. Step 4: Simplify right side
    572,531.60x = 490,686,948,210.48
  5. Step 5: Solve for x
    x = 490,686,948,210.48/572,531.60
  6. Step 6: Final answer
    x = 857,047.80

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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.