Home / 770,589.96-1,063,398.22-426,425.66

Finding the Fourth Proportional to 770,589.96, 1,063,398.22 and 426,425.66

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Solution

The fourth proportional to 770,589.96, 1,063,398.22 and 426,425.66 is: 588,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,589.96 : 1,063,398.22 = 426,425.66 : x
  2. Step 2: Convert to fraction form
    770,589.96/1,063,398.22 = 426,425.66/x
  3. Step 3: Cross multiply
    770,589.96x = 1,063,398.22 × 426,425.66
  4. Step 4: Simplify right side
    770,589.96x = 453,460,293,791.27
  5. Step 5: Solve for x
    x = 453,460,293,791.27/770,589.96
  6. Step 6: Final answer
    x = 588,458.61

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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.