Home / 729,207.96-1,093,921.32-255,809.92

Finding the Fourth Proportional to 729,207.96, 1,093,921.32 and 255,809.92

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Solution

The fourth proportional to 729,207.96, 1,093,921.32 and 255,809.92 is: 383,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,207.96 : 1,093,921.32 = 255,809.92 : x
  2. Step 2: Convert to fraction form
    729,207.96/1,093,921.32 = 255,809.92/x
  3. Step 3: Cross multiply
    729,207.96x = 1,093,921.32 × 255,809.92
  4. Step 4: Simplify right side
    729,207.96x = 279,835,925,355.49
  5. Step 5: Solve for x
    x = 279,835,925,355.49/729,207.96
  6. Step 6: Final answer
    x = 383,753.25

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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.