Home / 576,931.29-796,163.19-318,801.04

Finding the Fourth Proportional to 576,931.29, 796,163.19 and 318,801.04

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Solution

The fourth proportional to 576,931.29, 796,163.19 and 318,801.04 is: 439,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,931.29 : 796,163.19 = 318,801.04 : x
  2. Step 2: Convert to fraction form
    576,931.29/796,163.19 = 318,801.04/x
  3. Step 3: Cross multiply
    576,931.29x = 796,163.19 × 318,801.04
  4. Step 4: Simplify right side
    576,931.29x = 253,817,652,981.72
  5. Step 5: Solve for x
    x = 253,817,652,981.72/576,931.29
  6. Step 6: Final answer
    x = 439,944.34

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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.