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Finding the Fourth Proportional to 572,567.10, 858,850.65 and 539,907.90

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Solution

The fourth proportional to 572,567.10, 858,850.65 and 539,907.90 is: 809,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,567.10 : 858,850.65 = 539,907.90 : x
  2. Step 2: Convert to fraction form
    572,567.10/858,850.65 = 539,907.90/x
  3. Step 3: Cross multiply
    572,567.10x = 858,850.65 × 539,907.90
  4. Step 4: Simplify right side
    572,567.10x = 463,700,250,855.14
  5. Step 5: Solve for x
    x = 463,700,250,855.14/572,567.10
  6. Step 6: Final answer
    x = 809,861.85

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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.