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Finding the Fourth Proportional to 650,595.20, 975,892.80 and 251,254.40

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Solution

The fourth proportional to 650,595.20, 975,892.80 and 251,254.40 is: 376,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,595.20 : 975,892.80 = 251,254.40 : x
  2. Step 2: Convert to fraction form
    650,595.20/975,892.80 = 251,254.40/x
  3. Step 3: Cross multiply
    650,595.20x = 975,892.80 × 251,254.40
  4. Step 4: Simplify right side
    650,595.20x = 245,197,359,928.32
  5. Step 5: Solve for x
    x = 245,197,359,928.32/650,595.20
  6. Step 6: Final answer
    x = 376,881.60

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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.