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Finding the Fourth Proportional to 650,635.79, 897,905.41 and 360,247.32

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Solution

The fourth proportional to 650,635.79, 897,905.41 and 360,247.32 is: 497,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,635.79 : 897,905.41 = 360,247.32 : x
  2. Step 2: Convert to fraction form
    650,635.79/897,905.41 = 360,247.32/x
  3. Step 3: Cross multiply
    650,635.79x = 897,905.41 × 360,247.32
  4. Step 4: Simplify right side
    650,635.79x = 323,468,016,665.38
  5. Step 5: Solve for x
    x = 323,468,016,665.38/650,635.79
  6. Step 6: Final answer
    x = 497,156.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.