Home / 720,849.24-1,080,604.80-341,947.71

Finding the Fourth Proportional to 720,849.24, 1,080,604.80 and 341,947.71

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Solution

The fourth proportional to 720,849.24, 1,080,604.80 and 341,947.71 is: 512,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,849.24 : 1,080,604.80 = 341,947.71 : x
  2. Step 2: Convert to fraction form
    720,849.24/1,080,604.80 = 341,947.71/x
  3. Step 3: Cross multiply
    720,849.24x = 1,080,604.80 × 341,947.71
  4. Step 4: Simplify right side
    720,849.24x = 369,510,336,775.01
  5. Step 5: Solve for x
    x = 369,510,336,775.01/720,849.24
  6. Step 6: Final answer
    x = 512,604.18

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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.