Home / 788,839.13-1,088,597.85-426,262.97

Finding the Fourth Proportional to 788,839.13, 1,088,597.85 and 426,262.97

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Solution

The fourth proportional to 788,839.13, 1,088,597.85 and 426,262.97 is: 588,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,839.13 : 1,088,597.85 = 426,262.97 : x
  2. Step 2: Convert to fraction form
    788,839.13/1,088,597.85 = 426,262.97/x
  3. Step 3: Cross multiply
    788,839.13x = 1,088,597.85 × 426,262.97
  4. Step 4: Simplify right side
    788,839.13x = 464,028,952,676.62
  5. Step 5: Solve for x
    x = 464,028,952,676.62/788,839.13
  6. Step 6: Final answer
    x = 588,242.82

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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.