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Finding the Fourth Proportional to 304,565.92, 456,509.04 and 127,013.92

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Solution

The fourth proportional to 304,565.92, 456,509.04 and 127,013.92 is: 190,379.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,565.92 : 456,509.04 = 127,013.92 : x
  2. Step 2: Convert to fraction form
    304,565.92/456,509.04 = 127,013.92/x
  3. Step 3: Cross multiply
    304,565.92x = 456,509.04 × 127,013.92
  4. Step 4: Simplify right side
    304,565.92x = 57,983,002,685.84
  5. Step 5: Solve for x
    x = 57,983,002,685.84/304,565.92
  6. Step 6: Final answer
    x = 190,379.16

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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.