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Finding the Fourth Proportional to 341,334.13, 512,001.20 and 92,016.13

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Solution

The fourth proportional to 341,334.13, 512,001.20 and 92,016.13 is: 138,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,334.13 : 512,001.20 = 92,016.13 : x
  2. Step 2: Convert to fraction form
    341,334.13/512,001.20 = 92,016.13/x
  3. Step 3: Cross multiply
    341,334.13x = 512,001.20 × 92,016.13
  4. Step 4: Simplify right side
    341,334.13x = 47,112,368,979.36
  5. Step 5: Solve for x
    x = 47,112,368,979.36/341,334.13
  6. Step 6: Final answer
    x = 138,024.20

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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.