Home / 891,432.32-1,337,345.30-330,466.82

Finding the Fourth Proportional to 891,432.32, 1,337,345.30 and 330,466.82

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Solution

The fourth proportional to 891,432.32, 1,337,345.30 and 330,466.82 is: 495,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,432.32 : 1,337,345.30 = 330,466.82 : x
  2. Step 2: Convert to fraction form
    891,432.32/1,337,345.30 = 330,466.82/x
  3. Step 3: Cross multiply
    891,432.32x = 1,337,345.30 × 330,466.82
  4. Step 4: Simplify right side
    891,432.32x = 441,948,248,532.95
  5. Step 5: Solve for x
    x = 441,948,248,532.95/891,432.32
  6. Step 6: Final answer
    x = 495,773.19

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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.