Home / 770,907.43-1,063,839.34-426,736.00

Finding the Fourth Proportional to 770,907.43, 1,063,839.34 and 426,736.00

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Solution

The fourth proportional to 770,907.43, 1,063,839.34 and 426,736.00 is: 588,888.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,907.43 : 1,063,839.34 = 426,736.00 : x
  2. Step 2: Convert to fraction form
    770,907.43/1,063,839.34 = 426,736.00/x
  3. Step 3: Cross multiply
    770,907.43x = 1,063,839.34 × 426,736.00
  4. Step 4: Simplify right side
    770,907.43x = 453,978,546,457.46
  5. Step 5: Solve for x
    x = 453,978,546,457.46/770,907.43
  6. Step 6: Final answer
    x = 588,888.53

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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.