Home / 614,255.22-921,382.92-240,015.78

Finding the Fourth Proportional to 614,255.22, 921,382.92 and 240,015.78

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Solution

The fourth proportional to 614,255.22, 921,382.92 and 240,015.78 is: 360,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,255.22 : 921,382.92 = 240,015.78 : x
  2. Step 2: Convert to fraction form
    614,255.22/921,382.92 = 240,015.78/x
  3. Step 3: Cross multiply
    614,255.22x = 921,382.92 × 240,015.78
  4. Step 4: Simplify right side
    614,255.22x = 221,146,440,222.48
  5. Step 5: Solve for x
    x = 221,146,440,222.48/614,255.22
  6. Step 6: Final answer
    x = 360,023.71

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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.