Home / 558,916.65-838,505.12-159,562.89

Finding the Fourth Proportional to 558,916.65, 838,505.12 and 159,562.89

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Solution

The fourth proportional to 558,916.65, 838,505.12 and 159,562.89 is: 239,381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,916.65 : 838,505.12 = 159,562.89 : x
  2. Step 2: Convert to fraction form
    558,916.65/838,505.12 = 159,562.89/x
  3. Step 3: Cross multiply
    558,916.65x = 838,505.12 × 159,562.89
  4. Step 4: Simplify right side
    558,916.65x = 133,794,299,429.18
  5. Step 5: Solve for x
    x = 133,794,299,429.18/558,916.65
  6. Step 6: Final answer
    x = 239,381.49

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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.