Home / 758,166.68-1,046,276.70-418,660.76

Finding the Fourth Proportional to 758,166.68, 1,046,276.70 and 418,660.76

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Solution

The fourth proportional to 758,166.68, 1,046,276.70 and 418,660.76 is: 577,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,166.68 : 1,046,276.70 = 418,660.76 : x
  2. Step 2: Convert to fraction form
    758,166.68/1,046,276.70 = 418,660.76/x
  3. Step 3: Cross multiply
    758,166.68x = 1,046,276.70 × 418,660.76
  4. Step 4: Simplify right side
    758,166.68x = 438,034,998,392.29
  5. Step 5: Solve for x
    x = 438,034,998,392.29/758,166.68
  6. Step 6: Final answer
    x = 577,755.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.