Home / 977,757.44-1,349,344.32-548,034.44

Finding the Fourth Proportional to 977,757.44, 1,349,344.32 and 548,034.44

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Solution

The fourth proportional to 977,757.44, 1,349,344.32 and 548,034.44 is: 756,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,757.44 : 1,349,344.32 = 548,034.44 : x
  2. Step 2: Convert to fraction form
    977,757.44/1,349,344.32 = 548,034.44/x
  3. Step 3: Cross multiply
    977,757.44x = 1,349,344.32 × 548,034.44
  4. Step 4: Simplify right side
    977,757.44x = 739,487,158,778.38
  5. Step 5: Solve for x
    x = 739,487,158,778.38/977,757.44
  6. Step 6: Final answer
    x = 756,309.42

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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.