Home / 637,246.20-879,399.96-350,764.20

Finding the Fourth Proportional to 637,246.20, 879,399.96 and 350,764.20

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Solution

The fourth proportional to 637,246.20, 879,399.96 and 350,764.20 is: 484,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,246.20 : 879,399.96 = 350,764.20 : x
  2. Step 2: Convert to fraction form
    637,246.20/879,399.96 = 350,764.20/x
  3. Step 3: Cross multiply
    637,246.20x = 879,399.96 × 350,764.20
  4. Step 4: Simplify right side
    637,246.20x = 308,462,023,449.43
  5. Step 5: Solve for x
    x = 308,462,023,449.43/637,246.20
  6. Step 6: Final answer
    x = 484,054.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.