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Finding the Fourth Proportional to 658,365.84, 908,546.04 and 356,559.84

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Solution

The fourth proportional to 658,365.84, 908,546.04 and 356,559.84 is: 492,053.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,365.84 : 908,546.04 = 356,559.84 : x
  2. Step 2: Convert to fraction form
    658,365.84/908,546.04 = 356,559.84/x
  3. Step 3: Cross multiply
    658,365.84x = 908,546.04 × 356,559.84
  4. Step 4: Simplify right side
    658,365.84x = 323,951,030,655.03
  5. Step 5: Solve for x
    x = 323,951,030,655.03/658,365.84
  6. Step 6: Final answer
    x = 492,053.22

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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.