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Finding the Fourth Proportional to 424,833.86, 637,250.80 and 158,615.13

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Solution

The fourth proportional to 424,833.86, 637,250.80 and 158,615.13 is: 237,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,833.86 : 637,250.80 = 158,615.13 : x
  2. Step 2: Convert to fraction form
    424,833.86/637,250.80 = 158,615.13/x
  3. Step 3: Cross multiply
    424,833.86x = 637,250.80 × 158,615.13
  4. Step 4: Simplify right side
    424,833.86x = 101,077,620,477.76
  5. Step 5: Solve for x
    x = 101,077,620,477.76/424,833.86
  6. Step 6: Final answer
    x = 237,922.70

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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.