Home / 1,039,439-1,559,158.56-251,471

Finding the Fourth Proportional to 1,039,439, 1,559,158.56 and 251,471

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Solution

The fourth proportional to 1,039,439, 1,559,158.56 and 251,471 is: 377,206.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,439 : 1,559,158.56 = 251,471 : x
  2. Step 2: Convert to fraction form
    1,039,439/1,559,158.56 = 251,471/x
  3. Step 3: Cross multiply
    1,039,439x = 1,559,158.56 × 251,471
  4. Step 4: Simplify right side
    1,039,439x = 392,083,162,241.76
  5. Step 5: Solve for x
    x = 392,083,162,241.76/1,039,439
  6. Step 6: Final answer
    x = 377,206.51

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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.