Home / 349,636.92-524,456-149,827.72

Finding the Fourth Proportional to 349,636.92, 524,456 and 149,827.72

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Solution

The fourth proportional to 349,636.92, 524,456 and 149,827.72 is: 224,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,636.92 : 524,456 = 149,827.72 : x
  2. Step 2: Convert to fraction form
    349,636.92/524,456 = 149,827.72/x
  3. Step 3: Cross multiply
    349,636.92x = 524,456 × 149,827.72
  4. Step 4: Simplify right side
    349,636.92x = 78,578,046,720.32
  5. Step 5: Solve for x
    x = 78,578,046,720.32/349,636.92
  6. Step 6: Final answer
    x = 224,741.85

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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.