Home / 1,251,731.48-1,877,744.03-398,504.41

Finding the Fourth Proportional to 1,251,731.48, 1,877,744.03 and 398,504.41

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Solution

The fourth proportional to 1,251,731.48, 1,877,744.03 and 398,504.41 is: 597,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,731.48 : 1,877,744.03 = 398,504.41 : x
  2. Step 2: Convert to fraction form
    1,251,731.48/1,877,744.03 = 398,504.41/x
  3. Step 3: Cross multiply
    1,251,731.48x = 1,877,744.03 × 398,504.41
  4. Step 4: Simplify right side
    1,251,731.48x = 748,289,270,119.29
  5. Step 5: Solve for x
    x = 748,289,270,119.29/1,251,731.48
  6. Step 6: Final answer
    x = 597,803.35

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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.