Home / 1,060,489.85-1,590,713.24-261,778.31

Finding the Fourth Proportional to 1,060,489.85, 1,590,713.24 and 261,778.31

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Solution

The fourth proportional to 1,060,489.85, 1,590,713.24 and 261,778.31 is: 392,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,489.85 : 1,590,713.24 = 261,778.31 : x
  2. Step 2: Convert to fraction form
    1,060,489.85/1,590,713.24 = 261,778.31/x
  3. Step 3: Cross multiply
    1,060,489.85x = 1,590,713.24 × 261,778.31
  4. Step 4: Simplify right side
    1,060,489.85x = 416,414,230,784.81
  5. Step 5: Solve for x
    x = 416,414,230,784.81/1,060,489.85
  6. Step 6: Final answer
    x = 392,662.16

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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.