Home / 674,034.60-1,011,364.48-294,905.40

Finding the Fourth Proportional to 674,034.60, 1,011,364.48 and 294,905.40

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Solution

The fourth proportional to 674,034.60, 1,011,364.48 and 294,905.40 is: 442,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,034.60 : 1,011,364.48 = 294,905.40 : x
  2. Step 2: Convert to fraction form
    674,034.60/1,011,364.48 = 294,905.40/x
  3. Step 3: Cross multiply
    674,034.60x = 1,011,364.48 × 294,905.40
  4. Step 4: Simplify right side
    674,034.60x = 298,256,846,520.19
  5. Step 5: Solve for x
    x = 298,256,846,520.19/674,034.60
  6. Step 6: Final answer
    x = 442,494.86

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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.