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Finding the Fourth Proportional to 650,997.15, 897,543.24 and 446,693.28

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Solution

The fourth proportional to 650,997.15, 897,543.24 and 446,693.28 is: 615,865.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,997.15 : 897,543.24 = 446,693.28 : x
  2. Step 2: Convert to fraction form
    650,997.15/897,543.24 = 446,693.28/x
  3. Step 3: Cross multiply
    650,997.15x = 897,543.24 × 446,693.28
  4. Step 4: Simplify right side
    650,997.15x = 400,926,533,817.43
  5. Step 5: Solve for x
    x = 400,926,533,817.43/650,997.15
  6. Step 6: Final answer
    x = 615,865.27

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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.