Home / 560,747.82-773,822.08-319,025.20

Finding the Fourth Proportional to 560,747.82, 773,822.08 and 319,025.20

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Solution

The fourth proportional to 560,747.82, 773,822.08 and 319,025.20 is: 440,249.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,747.82 : 773,822.08 = 319,025.20 : x
  2. Step 2: Convert to fraction form
    560,747.82/773,822.08 = 319,025.20/x
  3. Step 3: Cross multiply
    560,747.82x = 773,822.08 × 319,025.20
  4. Step 4: Simplify right side
    560,747.82x = 246,868,743,836.42
  5. Step 5: Solve for x
    x = 246,868,743,836.42/560,747.82
  6. Step 6: Final answer
    x = 440,249.14

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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.