Home / 770,591.43-1,063,400.26-426,427.14

Finding the Fourth Proportional to 770,591.43, 1,063,400.26 and 426,427.14

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Solution

The fourth proportional to 770,591.43, 1,063,400.26 and 426,427.14 is: 588,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,591.43 : 1,063,400.26 = 426,427.14 : x
  2. Step 2: Convert to fraction form
    770,591.43/1,063,400.26 = 426,427.14/x
  3. Step 3: Cross multiply
    770,591.43x = 1,063,400.26 × 426,427.14
  4. Step 4: Simplify right side
    770,591.43x = 453,462,731,078.15
  5. Step 5: Solve for x
    x = 453,462,731,078.15/770,591.43
  6. Step 6: Final answer
    x = 588,460.64

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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.