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Finding the Fourth Proportional to 311,062.40, 466,593.60 and 304,150.40

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Solution

The fourth proportional to 311,062.40, 466,593.60 and 304,150.40 is: 456,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,062.40 : 466,593.60 = 304,150.40 : x
  2. Step 2: Convert to fraction form
    311,062.40/466,593.60 = 304,150.40/x
  3. Step 3: Cross multiply
    311,062.40x = 466,593.60 × 304,150.40
  4. Step 4: Simplify right side
    311,062.40x = 141,914,630,077.44
  5. Step 5: Solve for x
    x = 141,914,630,077.44/311,062.40
  6. Step 6: Final answer
    x = 456,225.60

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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.