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Finding the Fourth Proportional to 304,152.40, 455,854.92 and 170,752.96

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Solution

The fourth proportional to 304,152.40, 455,854.92 and 170,752.96 is: 255,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,152.40 : 455,854.92 = 170,752.96 : x
  2. Step 2: Convert to fraction form
    304,152.40/455,854.92 = 170,752.96/x
  3. Step 3: Cross multiply
    304,152.40x = 455,854.92 × 170,752.96
  4. Step 4: Simplify right side
    304,152.40x = 77,838,576,920.56
  5. Step 5: Solve for x
    x = 77,838,576,920.56/304,152.40
  6. Step 6: Final answer
    x = 255,919.65

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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.