Home / 497,936.33-746,521.65-257,792.79

Finding the Fourth Proportional to 497,936.33, 746,521.65 and 257,792.79

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Solution

The fourth proportional to 497,936.33, 746,521.65 and 257,792.79 is: 386,490.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,936.33 : 746,521.65 = 257,792.79 : x
  2. Step 2: Convert to fraction form
    497,936.33/746,521.65 = 257,792.79/x
  3. Step 3: Cross multiply
    497,936.33x = 746,521.65 × 257,792.79
  4. Step 4: Simplify right side
    497,936.33x = 192,447,898,948.90
  5. Step 5: Solve for x
    x = 192,447,898,948.90/497,936.33
  6. Step 6: Final answer
    x = 386,490.98

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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.