Home / 770,232.92-1,062,828.82-443,652.15

Finding the Fourth Proportional to 770,232.92, 1,062,828.82 and 443,652.15

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Solution

The fourth proportional to 770,232.92, 1,062,828.82 and 443,652.15 is: 612,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,232.92 : 1,062,828.82 = 443,652.15 : x
  2. Step 2: Convert to fraction form
    770,232.92/1,062,828.82 = 443,652.15/x
  3. Step 3: Cross multiply
    770,232.92x = 1,062,828.82 × 443,652.15
  4. Step 4: Simplify right side
    770,232.92x = 471,526,287,141.18
  5. Step 5: Solve for x
    x = 471,526,287,141.18/770,232.92
  6. Step 6: Final answer
    x = 612,186.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.