Home / 770,367.90-1,063,059.48-426,195.66

Finding the Fourth Proportional to 770,367.90, 1,063,059.48 and 426,195.66

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Solution

The fourth proportional to 770,367.90, 1,063,059.48 and 426,195.66 is: 588,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,367.90 : 1,063,059.48 = 426,195.66 : x
  2. Step 2: Convert to fraction form
    770,367.90/1,063,059.48 = 426,195.66/x
  3. Step 3: Cross multiply
    770,367.90x = 1,063,059.48 × 426,195.66
  4. Step 4: Simplify right side
    770,367.90x = 453,071,336,697.86
  5. Step 5: Solve for x
    x = 453,071,336,697.86/770,367.90
  6. Step 6: Final answer
    x = 588,123.33

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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.