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Finding the Fourth Proportional to 366,490.53, 549,535.95 and 110,285.78

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Solution

The fourth proportional to 366,490.53, 549,535.95 and 110,285.78 is: 165,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,490.53 : 549,535.95 = 110,285.78 : x
  2. Step 2: Convert to fraction form
    366,490.53/549,535.95 = 110,285.78/x
  3. Step 3: Cross multiply
    366,490.53x = 549,535.95 × 110,285.78
  4. Step 4: Simplify right side
    366,490.53x = 60,605,998,136.11
  5. Step 5: Solve for x
    x = 60,605,998,136.11/366,490.53
  6. Step 6: Final answer
    x = 165,368.52

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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.