Home / 576,743.24-864,362.37-417,356.04

Finding the Fourth Proportional to 576,743.24, 864,362.37 and 417,356.04

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Solution

The fourth proportional to 576,743.24, 864,362.37 and 417,356.04 is: 625,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,743.24 : 864,362.37 = 417,356.04 : x
  2. Step 2: Convert to fraction form
    576,743.24/864,362.37 = 417,356.04/x
  3. Step 3: Cross multiply
    576,743.24x = 864,362.37 × 417,356.04
  4. Step 4: Simplify right side
    576,743.24x = 360,746,855,868.22
  5. Step 5: Solve for x
    x = 360,746,855,868.22/576,743.24
  6. Step 6: Final answer
    x = 625,489.53

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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.