Home / 424,891.48-637,731.42-214,677.04

Finding the Fourth Proportional to 424,891.48, 637,731.42 and 214,677.04

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Solution

The fourth proportional to 424,891.48, 637,731.42 and 214,677.04 is: 322,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,891.48 : 637,731.42 = 214,677.04 : x
  2. Step 2: Convert to fraction form
    424,891.48/637,731.42 = 214,677.04/x
  3. Step 3: Cross multiply
    424,891.48x = 637,731.42 × 214,677.04
  4. Step 4: Simplify right side
    424,891.48x = 136,906,293,560.60
  5. Step 5: Solve for x
    x = 136,906,293,560.60/424,891.48
  6. Step 6: Final answer
    x = 322,214.73

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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.