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Finding the Fourth Proportional to 363,043.80, 544,695.30 and 152,746.20

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Solution

The fourth proportional to 363,043.80, 544,695.30 and 152,746.20 is: 229,173.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,043.80 : 544,695.30 = 152,746.20 : x
  2. Step 2: Convert to fraction form
    363,043.80/544,695.30 = 152,746.20/x
  3. Step 3: Cross multiply
    363,043.80x = 544,695.30 × 152,746.20
  4. Step 4: Simplify right side
    363,043.80x = 83,200,137,232.86
  5. Step 5: Solve for x
    x = 83,200,137,232.86/363,043.80
  6. Step 6: Final answer
    x = 229,173.83

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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.