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Finding the Fourth Proportional to 650,618.09, 897,881.02 and 360,229.66

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Solution

The fourth proportional to 650,618.09, 897,881.02 and 360,229.66 is: 497,132.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,618.09 : 897,881.02 = 360,229.66 : x
  2. Step 2: Convert to fraction form
    650,618.09/897,881.02 = 360,229.66/x
  3. Step 3: Cross multiply
    650,618.09x = 897,881.02 × 360,229.66
  4. Step 4: Simplify right side
    650,618.09x = 323,443,371,741.02
  5. Step 5: Solve for x
    x = 323,443,371,741.02/650,618.09
  6. Step 6: Final answer
    x = 497,132.46

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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.