Home / 424,801.23-637,050.07-140,439.29

Finding the Fourth Proportional to 424,801.23, 637,050.07 and 140,439.29

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Solution

The fourth proportional to 424,801.23, 637,050.07 and 140,439.29 is: 210,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,801.23 : 637,050.07 = 140,439.29 : x
  2. Step 2: Convert to fraction form
    424,801.23/637,050.07 = 140,439.29/x
  3. Step 3: Cross multiply
    424,801.23x = 637,050.07 × 140,439.29
  4. Step 4: Simplify right side
    424,801.23x = 89,466,860,098.96
  5. Step 5: Solve for x
    x = 89,466,860,098.96/424,801.23
  6. Step 6: Final answer
    x = 210,608.76

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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.