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Finding the Fourth Proportional to 341,491.96, 512,127.18 and 113,726.92

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Solution

The fourth proportional to 341,491.96, 512,127.18 and 113,726.92 is: 170,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,491.96 : 512,127.18 = 113,726.92 : x
  2. Step 2: Convert to fraction form
    341,491.96/512,127.18 = 113,726.92/x
  3. Step 3: Cross multiply
    341,491.96x = 512,127.18 × 113,726.92
  4. Step 4: Simplify right side
    341,491.96x = 58,242,646,829.69
  5. Step 5: Solve for x
    x = 58,242,646,829.69/341,491.96
  6. Step 6: Final answer
    x = 170,553.49

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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.