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Finding the Fourth Proportional to 650,499, 897,645.12 and 360,090.84

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Solution

The fourth proportional to 650,499, 897,645.12 and 360,090.84 is: 496,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,499 : 897,645.12 = 360,090.84 : x
  2. Step 2: Convert to fraction form
    650,499/897,645.12 = 360,090.84/x
  3. Step 3: Cross multiply
    650,499x = 897,645.12 × 360,090.84
  4. Step 4: Simplify right side
    650,499x = 323,233,785,282.70
  5. Step 5: Solve for x
    x = 323,233,785,282.70/650,499
  6. Step 6: Final answer
    x = 496,901.28

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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.