Home / 789,042.84-1,182,186.46-656,773.08

Finding the Fourth Proportional to 789,042.84, 1,182,186.46 and 656,773.08

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Solution

The fourth proportional to 789,042.84, 1,182,186.46 and 656,773.08 is: 984,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,042.84 : 1,182,186.46 = 656,773.08 : x
  2. Step 2: Convert to fraction form
    789,042.84/1,182,186.46 = 656,773.08/x
  3. Step 3: Cross multiply
    789,042.84x = 1,182,186.46 × 656,773.08
  4. Step 4: Simplify right side
    789,042.84x = 776,428,242,468.50
  5. Step 5: Solve for x
    x = 776,428,242,468.50/789,042.84
  6. Step 6: Final answer
    x = 984,012.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.