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Finding the Fourth Proportional to 450,952.48, 676,445.12 and 151,442.80

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Solution

The fourth proportional to 450,952.48, 676,445.12 and 151,442.80 is: 227,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,952.48 : 676,445.12 = 151,442.80 : x
  2. Step 2: Convert to fraction form
    450,952.48/676,445.12 = 151,442.80/x
  3. Step 3: Cross multiply
    450,952.48x = 676,445.12 × 151,442.80
  4. Step 4: Simplify right side
    450,952.48x = 102,442,743,019.14
  5. Step 5: Solve for x
    x = 102,442,743,019.14/450,952.48
  6. Step 6: Final answer
    x = 227,169.71

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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.