Home / 454,424.11-627,076.76-250,463.81

Finding the Fourth Proportional to 454,424.11, 627,076.76 and 250,463.81

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Solution

The fourth proportional to 454,424.11, 627,076.76 and 250,463.81 is: 345,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,424.11 : 627,076.76 = 250,463.81 : x
  2. Step 2: Convert to fraction form
    454,424.11/627,076.76 = 250,463.81/x
  3. Step 3: Cross multiply
    454,424.11x = 627,076.76 × 250,463.81
  4. Step 4: Simplify right side
    454,424.11x = 157,060,031,260.12
  5. Step 5: Solve for x
    x = 157,060,031,260.12/454,424.11
  6. Step 6: Final answer
    x = 345,624.34

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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.