Home / 821,732.18-1,232,598.28-222,693.36

Finding the Fourth Proportional to 821,732.18, 1,232,598.28 and 222,693.36

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Solution

The fourth proportional to 821,732.18, 1,232,598.28 and 222,693.36 is: 334,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,732.18 : 1,232,598.28 = 222,693.36 : x
  2. Step 2: Convert to fraction form
    821,732.18/1,232,598.28 = 222,693.36/x
  3. Step 3: Cross multiply
    821,732.18x = 1,232,598.28 × 222,693.36
  4. Step 4: Simplify right side
    821,732.18x = 274,491,452,503.42
  5. Step 5: Solve for x
    x = 274,491,452,503.42/821,732.18
  6. Step 6: Final answer
    x = 334,040.04

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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.