Home / 912,598.74-1,367,932.78-343,733.71

Finding the Fourth Proportional to 912,598.74, 1,367,932.78 and 343,733.71

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Solution

The fourth proportional to 912,598.74, 1,367,932.78 and 343,733.71 is: 515,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,598.74 : 1,367,932.78 = 343,733.71 : x
  2. Step 2: Convert to fraction form
    912,598.74/1,367,932.78 = 343,733.71/x
  3. Step 3: Cross multiply
    912,598.74x = 1,367,932.78 × 343,733.71
  4. Step 4: Simplify right side
    912,598.74x = 470,204,607,781.35
  5. Step 5: Solve for x
    x = 470,204,607,781.35/912,598.74
  6. Step 6: Final answer
    x = 515,236.97

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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.