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Finding the Fourth Proportional to 363,053.60, 544,839.60 and 205,114.40

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Solution

The fourth proportional to 363,053.60, 544,839.60 and 205,114.40 is: 307,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,053.60 : 544,839.60 = 205,114.40 : x
  2. Step 2: Convert to fraction form
    363,053.60/544,839.60 = 205,114.40/x
  3. Step 3: Cross multiply
    363,053.60x = 544,839.60 × 205,114.40
  4. Step 4: Simplify right side
    363,053.60x = 111,754,447,650.24
  5. Step 5: Solve for x
    x = 111,754,447,650.24/363,053.60
  6. Step 6: Final answer
    x = 307,818.04

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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.