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Finding the Fourth Proportional to 461,852.68, 637,350.42 and 257,906.92

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Solution

The fourth proportional to 461,852.68, 637,350.42 and 257,906.92 is: 355,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,852.68 : 637,350.42 = 257,906.92 : x
  2. Step 2: Convert to fraction form
    461,852.68/637,350.42 = 257,906.92/x
  3. Step 3: Cross multiply
    461,852.68x = 637,350.42 × 257,906.92
  4. Step 4: Simplify right side
    461,852.68x = 164,377,083,782.91
  5. Step 5: Solve for x
    x = 164,377,083,782.91/461,852.68
  6. Step 6: Final answer
    x = 355,908.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.