Home / 349,429.13-524,057.12-149,726.87

Finding the Fourth Proportional to 349,429.13, 524,057.12 and 149,726.87

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Solution

The fourth proportional to 349,429.13, 524,057.12 and 149,726.87 is: 224,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,429.13 : 524,057.12 = 149,726.87 : x
  2. Step 2: Convert to fraction form
    349,429.13/524,057.12 = 149,726.87/x
  3. Step 3: Cross multiply
    349,429.13x = 524,057.12 × 149,726.87
  4. Step 4: Simplify right side
    349,429.13x = 78,465,432,278.81
  5. Step 5: Solve for x
    x = 78,465,432,278.81/349,429.13
  6. Step 6: Final answer
    x = 224,553.21

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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.