Home / 674,686.27-1,011,880.18-194,809.95

Finding the Fourth Proportional to 674,686.27, 1,011,880.18 and 194,809.95

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Solution

The fourth proportional to 674,686.27, 1,011,880.18 and 194,809.95 is: 292,171.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,686.27 : 1,011,880.18 = 194,809.95 : x
  2. Step 2: Convert to fraction form
    674,686.27/1,011,880.18 = 194,809.95/x
  3. Step 3: Cross multiply
    674,686.27x = 1,011,880.18 × 194,809.95
  4. Step 4: Simplify right side
    674,686.27x = 197,124,321,238.34
  5. Step 5: Solve for x
    x = 197,124,321,238.34/674,686.27
  6. Step 6: Final answer
    x = 292,171.83

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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.