Home / 928,956.57-1,393,437.03-255,047.10

Finding the Fourth Proportional to 928,956.57, 1,393,437.03 and 255,047.10

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Solution

The fourth proportional to 928,956.57, 1,393,437.03 and 255,047.10 is: 382,571.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,956.57 : 1,393,437.03 = 255,047.10 : x
  2. Step 2: Convert to fraction form
    928,956.57/1,393,437.03 = 255,047.10/x
  3. Step 3: Cross multiply
    928,956.57x = 1,393,437.03 × 255,047.10
  4. Step 4: Simplify right side
    928,956.57x = 355,392,067,352.30
  5. Step 5: Solve for x
    x = 355,392,067,352.30/928,956.57
  6. Step 6: Final answer
    x = 382,571.24

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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.