Home / 787,522.20-1,181,456.10-254,952.60

Finding the Fourth Proportional to 787,522.20, 1,181,456.10 and 254,952.60

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Solution

The fourth proportional to 787,522.20, 1,181,456.10 and 254,952.60 is: 382,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,522.20 : 1,181,456.10 = 254,952.60 : x
  2. Step 2: Convert to fraction form
    787,522.20/1,181,456.10 = 254,952.60/x
  3. Step 3: Cross multiply
    787,522.20x = 1,181,456.10 × 254,952.60
  4. Step 4: Simplify right side
    787,522.20x = 301,215,304,480.86
  5. Step 5: Solve for x
    x = 301,215,304,480.86/787,522.20
  6. Step 6: Final answer
    x = 382,484.84

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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.