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Finding the Fourth Proportional to 650,233.17, 897,502.28 and 378,353.77

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Solution

The fourth proportional to 650,233.17, 897,502.28 and 378,353.77 is: 522,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,233.17 : 897,502.28 = 378,353.77 : x
  2. Step 2: Convert to fraction form
    650,233.17/897,502.28 = 378,353.77/x
  3. Step 3: Cross multiply
    650,233.17x = 897,502.28 × 378,353.77
  4. Step 4: Simplify right side
    650,233.17x = 339,573,367,086.07
  5. Step 5: Solve for x
    x = 339,573,367,086.07/650,233.17
  6. Step 6: Final answer
    x = 522,233.23

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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.