Home / 696,329.43-1,044,494.16-459,616.76

Finding the Fourth Proportional to 696,329.43, 1,044,494.16 and 459,616.76

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Solution

The fourth proportional to 696,329.43, 1,044,494.16 and 459,616.76 is: 689,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,329.43 : 1,044,494.16 = 459,616.76 : x
  2. Step 2: Convert to fraction form
    696,329.43/1,044,494.16 = 459,616.76/x
  3. Step 3: Cross multiply
    696,329.43x = 1,044,494.16 × 459,616.76
  4. Step 4: Simplify right side
    696,329.43x = 480,067,019,569.32
  5. Step 5: Solve for x
    x = 480,067,019,569.32/696,329.43
  6. Step 6: Final answer
    x = 689,425.14

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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.