Home / 683,432.60-1,025,148.90-262,722.20

Finding the Fourth Proportional to 683,432.60, 1,025,148.90 and 262,722.20

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Solution

The fourth proportional to 683,432.60, 1,025,148.90 and 262,722.20 is: 394,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,432.60 : 1,025,148.90 = 262,722.20 : x
  2. Step 2: Convert to fraction form
    683,432.60/1,025,148.90 = 262,722.20/x
  3. Step 3: Cross multiply
    683,432.60x = 1,025,148.90 × 262,722.20
  4. Step 4: Simplify right side
    683,432.60x = 269,329,374,335.58
  5. Step 5: Solve for x
    x = 269,329,374,335.58/683,432.60
  6. Step 6: Final answer
    x = 394,083.30

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1.5x scale

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.