Home / 892,523.80-1,338,828.76-293,471.69

Finding the Fourth Proportional to 892,523.80, 1,338,828.76 and 293,471.69

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Solution

The fourth proportional to 892,523.80, 1,338,828.76 and 293,471.69 is: 440,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,523.80 : 1,338,828.76 = 293,471.69 : x
  2. Step 2: Convert to fraction form
    892,523.80/1,338,828.76 = 293,471.69/x
  3. Step 3: Cross multiply
    892,523.80x = 1,338,828.76 × 293,471.69
  4. Step 4: Simplify right side
    892,523.80x = 392,908,344,431.50
  5. Step 5: Solve for x
    x = 392,908,344,431.50/892,523.80
  6. Step 6: Final answer
    x = 440,221.70

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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.