Home / 563,534.42-777,757.24-348,743.66

Finding the Fourth Proportional to 563,534.42, 777,757.24 and 348,743.66

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Solution

The fourth proportional to 563,534.42, 777,757.24 and 348,743.66 is: 481,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,534.42 : 777,757.24 = 348,743.66 : x
  2. Step 2: Convert to fraction form
    563,534.42/777,757.24 = 348,743.66/x
  3. Step 3: Cross multiply
    563,534.42x = 777,757.24 × 348,743.66
  4. Step 4: Simplify right side
    563,534.42x = 271,237,906,469.10
  5. Step 5: Solve for x
    x = 271,237,906,469.10/563,534.42
  6. Step 6: Final answer
    x = 481,315.60

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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.