Home / 891,694.30-1,337,916.65-555,016.54

Finding the Fourth Proportional to 891,694.30, 1,337,916.65 and 555,016.54

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Solution

The fourth proportional to 891,694.30, 1,337,916.65 and 555,016.54 is: 832,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,694.30 : 1,337,916.65 = 555,016.54 : x
  2. Step 2: Convert to fraction form
    891,694.30/1,337,916.65 = 555,016.54/x
  3. Step 3: Cross multiply
    891,694.30x = 1,337,916.65 × 555,016.54
  4. Step 4: Simplify right side
    891,694.30x = 742,565,869,891.39
  5. Step 5: Solve for x
    x = 742,565,869,891.39/891,694.30
  6. Step 6: Final answer
    x = 832,758.35

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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.