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Finding the Fourth Proportional to 652,446.60, 978,337.80 and 253,201.92

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Solution

The fourth proportional to 652,446.60, 978,337.80 and 253,201.92 is: 379,674.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,446.60 : 978,337.80 = 253,201.92 : x
  2. Step 2: Convert to fraction form
    652,446.60/978,337.80 = 253,201.92/x
  3. Step 3: Cross multiply
    652,446.60x = 978,337.80 × 253,201.92
  4. Step 4: Simplify right side
    652,446.60x = 247,717,009,368.58
  5. Step 5: Solve for x
    x = 247,717,009,368.58/652,446.60
  6. Step 6: Final answer
    x = 379,674.00

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