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Finding the Fourth Proportional to 304,599.92, 456,560.04 and 127,047.92

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Solution

The fourth proportional to 304,599.92, 456,560.04 and 127,047.92 is: 190,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,599.92 : 456,560.04 = 127,047.92 : x
  2. Step 2: Convert to fraction form
    304,599.92/456,560.04 = 127,047.92/x
  3. Step 3: Cross multiply
    304,599.92x = 456,560.04 × 127,047.92
  4. Step 4: Simplify right side
    304,599.92x = 58,005,003,437.12
  5. Step 5: Solve for x
    x = 58,005,003,437.12/304,599.92
  6. Step 6: Final answer
    x = 190,430.13

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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.