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Finding the Fourth Proportional to 363,322.60, 544,428.70 and 152,845.16

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Solution

The fourth proportional to 363,322.60, 544,428.70 and 152,845.16 is: 229,034.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,322.60 : 544,428.70 = 152,845.16 : x
  2. Step 2: Convert to fraction form
    363,322.60/544,428.70 = 152,845.16/x
  3. Step 3: Cross multiply
    363,322.60x = 544,428.70 × 152,845.16
  4. Step 4: Simplify right side
    363,322.60x = 83,213,291,760.09
  5. Step 5: Solve for x
    x = 83,213,291,760.09/363,322.60
  6. Step 6: Final answer
    x = 229,034.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.