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Finding the Fourth Proportional to 311,242.59, 466,880.44 and 98,027.18

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Solution

The fourth proportional to 311,242.59, 466,880.44 and 98,027.18 is: 147,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,242.59 : 466,880.44 = 98,027.18 : x
  2. Step 2: Convert to fraction form
    311,242.59/466,880.44 = 98,027.18/x
  3. Step 3: Cross multiply
    311,242.59x = 466,880.44 × 98,027.18
  4. Step 4: Simplify right side
    311,242.59x = 45,766,972,930.36
  5. Step 5: Solve for x
    x = 45,766,972,930.36/311,242.59
  6. Step 6: Final answer
    x = 147,045.98

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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.