Home / 887,956.46-1,225,391.09-538,996.01

Finding the Fourth Proportional to 887,956.46, 1,225,391.09 and 538,996.01

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Solution

The fourth proportional to 887,956.46, 1,225,391.09 and 538,996.01 is: 743,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,956.46 : 1,225,391.09 = 538,996.01 : x
  2. Step 2: Convert to fraction form
    887,956.46/1,225,391.09 = 538,996.01/x
  3. Step 3: Cross multiply
    887,956.46x = 1,225,391.09 × 538,996.01
  4. Step 4: Simplify right side
    887,956.46x = 660,480,899,377.62
  5. Step 5: Solve for x
    x = 660,480,899,377.62/887,956.46
  6. Step 6: Final answer
    x = 743,821.27

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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.