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Finding the Fourth Proportional to 604,961.60, 907,442.40 and 250,230.20

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Solution

The fourth proportional to 604,961.60, 907,442.40 and 250,230.20 is: 375,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,961.60 : 907,442.40 = 250,230.20 : x
  2. Step 2: Convert to fraction form
    604,961.60/907,442.40 = 250,230.20/x
  3. Step 3: Cross multiply
    604,961.60x = 907,442.40 × 250,230.20
  4. Step 4: Simplify right side
    604,961.60x = 227,069,493,240.48
  5. Step 5: Solve for x
    x = 227,069,493,240.48/604,961.60
  6. Step 6: Final answer
    x = 375,345.30

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Similar ratio
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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.