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Finding the Fourth Proportional to 601,998.24, 903,147.63 and 424,851.24

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Solution

The fourth proportional to 601,998.24, 903,147.63 and 424,851.24 is: 637,382.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,998.24 : 903,147.63 = 424,851.24 : x
  2. Step 2: Convert to fraction form
    601,998.24/903,147.63 = 424,851.24/x
  3. Step 3: Cross multiply
    601,998.24x = 903,147.63 × 424,851.24
  4. Step 4: Simplify right side
    601,998.24x = 383,703,390,508.56
  5. Step 5: Solve for x
    x = 383,703,390,508.56/601,998.24
  6. Step 6: Final answer
    x = 637,382.91

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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.