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Finding the Fourth Proportional to 652,327.66, 900,219.48 and 361,944.48

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Solution

The fourth proportional to 652,327.66, 900,219.48 and 361,944.48 is: 499,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,327.66 : 900,219.48 = 361,944.48 : x
  2. Step 2: Convert to fraction form
    652,327.66/900,219.48 = 361,944.48/x
  3. Step 3: Cross multiply
    652,327.66x = 900,219.48 × 361,944.48
  4. Step 4: Simplify right side
    652,327.66x = 325,829,473,593.00
  5. Step 5: Solve for x
    x = 325,829,473,593.00/652,327.66
  6. Step 6: Final answer
    x = 499,487.44

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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.