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Finding the Fourth Proportional to 363,025.80, 544,538.70 and 356,027.40

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Solution

The fourth proportional to 363,025.80, 544,538.70 and 356,027.40 is: 534,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,025.80 : 544,538.70 = 356,027.40 : x
  2. Step 2: Convert to fraction form
    363,025.80/544,538.70 = 356,027.40/x
  3. Step 3: Cross multiply
    363,025.80x = 544,538.70 × 356,027.40
  4. Step 4: Simplify right side
    363,025.80x = 193,870,697,560.38
  5. Step 5: Solve for x
    x = 193,870,697,560.38/363,025.80
  6. Step 6: Final answer
    x = 534,041.10

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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.