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Finding the Fourth Proportional to 572,588.96, 859,006.32 and 239,973.28

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Solution

The fourth proportional to 572,588.96, 859,006.32 and 239,973.28 is: 360,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,588.96 : 859,006.32 = 239,973.28 : x
  2. Step 2: Convert to fraction form
    572,588.96/859,006.32 = 239,973.28/x
  3. Step 3: Cross multiply
    572,588.96x = 859,006.32 × 239,973.28
  4. Step 4: Simplify right side
    572,588.96x = 206,138,564,151.13
  5. Step 5: Solve for x
    x = 206,138,564,151.13/572,588.96
  6. Step 6: Final answer
    x = 360,011.42

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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.