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Finding the Fourth Proportional to 373,277.12, 559,584.12 and 145,520.24

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Solution

The fourth proportional to 373,277.12, 559,584.12 and 145,520.24 is: 218,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,277.12 : 559,584.12 = 145,520.24 : x
  2. Step 2: Convert to fraction form
    373,277.12/559,584.12 = 145,520.24/x
  3. Step 3: Cross multiply
    373,277.12x = 559,584.12 × 145,520.24
  4. Step 4: Simplify right side
    373,277.12x = 81,430,815,442.59
  5. Step 5: Solve for x
    x = 81,430,815,442.59/373,277.12
  6. Step 6: Final answer
    x = 218,151.10

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1.5x scale

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.