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Finding the Fourth Proportional to 282,677.53, 424,014.13 and 72,315.13

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Solution

The fourth proportional to 282,677.53, 424,014.13 and 72,315.13 is: 108,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,677.53 : 424,014.13 = 72,315.13 : x
  2. Step 2: Convert to fraction form
    282,677.53/424,014.13 = 72,315.13/x
  3. Step 3: Cross multiply
    282,677.53x = 424,014.13 × 72,315.13
  4. Step 4: Simplify right side
    282,677.53x = 30,662,636,932.79
  5. Step 5: Solve for x
    x = 30,662,636,932.79/282,677.53
  6. Step 6: Final answer
    x = 108,472.14

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1.5x scale

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.