Home / 696,332.43-1,044,498.66-459,619.76

Finding the Fourth Proportional to 696,332.43, 1,044,498.66 and 459,619.76

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Solution

The fourth proportional to 696,332.43, 1,044,498.66 and 459,619.76 is: 689,429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,332.43 : 1,044,498.66 = 459,619.76 : x
  2. Step 2: Convert to fraction form
    696,332.43/1,044,498.66 = 459,619.76/x
  3. Step 3: Cross multiply
    696,332.43x = 1,044,498.66 × 459,619.76
  4. Step 4: Simplify right side
    696,332.43x = 480,072,218,207.03
  5. Step 5: Solve for x
    x = 480,072,218,207.03/696,332.43
  6. Step 6: Final answer
    x = 689,429.64

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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.