Home / 572,567.10-858,159.45-291,939.90

Finding the Fourth Proportional to 572,567.10, 858,159.45 and 291,939.90

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Solution

The fourth proportional to 572,567.10, 858,159.45 and 291,939.90 is: 437,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,567.10 : 858,159.45 = 291,939.90 : x
  2. Step 2: Convert to fraction form
    572,567.10/858,159.45 = 291,939.90/x
  3. Step 3: Cross multiply
    572,567.10x = 858,159.45 × 291,939.90
  4. Step 4: Simplify right side
    572,567.10x = 250,530,984,017.06
  5. Step 5: Solve for x
    x = 250,530,984,017.06/572,567.10
  6. Step 6: Final answer
    x = 437,557.42

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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.