Home / 884,373.28-1,325,425.92-643,877.92

Finding the Fourth Proportional to 884,373.28, 1,325,425.92 and 643,877.92

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Solution

The fourth proportional to 884,373.28, 1,325,425.92 and 643,877.92 is: 964,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,373.28 : 1,325,425.92 = 643,877.92 : x
  2. Step 2: Convert to fraction form
    884,373.28/1,325,425.92 = 643,877.92/x
  3. Step 3: Cross multiply
    884,373.28x = 1,325,425.92 × 643,877.92
  4. Step 4: Simplify right side
    884,373.28x = 853,412,484,483.69
  5. Step 5: Solve for x
    x = 853,412,484,483.69/884,373.28
  6. Step 6: Final answer
    x = 964,991.26

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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.