Home / 424,949.46-637,275.66-125,350.51

Finding the Fourth Proportional to 424,949.46, 637,275.66 and 125,350.51

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Solution

The fourth proportional to 424,949.46, 637,275.66 and 125,350.51 is: 187,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,949.46 : 637,275.66 = 125,350.51 : x
  2. Step 2: Convert to fraction form
    424,949.46/637,275.66 = 125,350.51/x
  3. Step 3: Cross multiply
    424,949.46x = 637,275.66 × 125,350.51
  4. Step 4: Simplify right side
    424,949.46x = 79,882,828,991.59
  5. Step 5: Solve for x
    x = 79,882,828,991.59/424,949.46
  6. Step 6: Final answer
    x = 187,981.95

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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.