Home / 729,237.28-1,093,849.44-255,811.72

Finding the Fourth Proportional to 729,237.28, 1,093,849.44 and 255,811.72

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Solution

The fourth proportional to 729,237.28, 1,093,849.44 and 255,811.72 is: 383,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,237.28 : 1,093,849.44 = 255,811.72 : x
  2. Step 2: Convert to fraction form
    729,237.28/1,093,849.44 = 255,811.72/x
  3. Step 3: Cross multiply
    729,237.28x = 1,093,849.44 × 255,811.72
  4. Step 4: Simplify right side
    729,237.28x = 279,819,506,667.44
  5. Step 5: Solve for x
    x = 279,819,506,667.44/729,237.28
  6. Step 6: Final answer
    x = 383,715.31

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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.