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Finding the Fourth Proportional to 304,052.80, 456,176.40 and 104,501.20

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Solution

The fourth proportional to 304,052.80, 456,176.40 and 104,501.20 is: 156,785.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,052.80 : 456,176.40 = 104,501.20 : x
  2. Step 2: Convert to fraction form
    304,052.80/456,176.40 = 104,501.20/x
  3. Step 3: Cross multiply
    304,052.80x = 456,176.40 × 104,501.20
  4. Step 4: Simplify right side
    304,052.80x = 47,670,981,211.68
  5. Step 5: Solve for x
    x = 47,670,981,211.68/304,052.80
  6. Step 6: Final answer
    x = 156,785.21

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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.