Home / 790,652.60-1,186,011.74-229,687.10

Finding the Fourth Proportional to 790,652.60, 1,186,011.74 and 229,687.10

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Solution

The fourth proportional to 790,652.60, 1,186,011.74 and 229,687.10 is: 344,540.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,652.60 : 1,186,011.74 = 229,687.10 : x
  2. Step 2: Convert to fraction form
    790,652.60/1,186,011.74 = 229,687.10/x
  3. Step 3: Cross multiply
    790,652.60x = 1,186,011.74 × 229,687.10
  4. Step 4: Simplify right side
    790,652.60x = 272,411,597,126.55
  5. Step 5: Solve for x
    x = 272,411,597,126.55/790,652.60
  6. Step 6: Final answer
    x = 344,540.19

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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.