Home / 770,885.01-1,156,359.92-238,416.12

Finding the Fourth Proportional to 770,885.01, 1,156,359.92 and 238,416.12

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Solution

The fourth proportional to 770,885.01, 1,156,359.92 and 238,416.12 is: 357,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,885.01 : 1,156,359.92 = 238,416.12 : x
  2. Step 2: Convert to fraction form
    770,885.01/1,156,359.92 = 238,416.12/x
  3. Step 3: Cross multiply
    770,885.01x = 1,156,359.92 × 238,416.12
  4. Step 4: Simplify right side
    770,885.01x = 275,694,844,257.83
  5. Step 5: Solve for x
    x = 275,694,844,257.83/770,885.01
  6. Step 6: Final answer
    x = 357,634.20

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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.