Home / 696,354.59-1,044,531.88-459,641.91

Finding the Fourth Proportional to 696,354.59, 1,044,531.88 and 459,641.91

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Solution

The fourth proportional to 696,354.59, 1,044,531.88 and 459,641.91 is: 689,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,354.59 : 1,044,531.88 = 459,641.91 : x
  2. Step 2: Convert to fraction form
    696,354.59/1,044,531.88 = 459,641.91/x
  3. Step 3: Cross multiply
    696,354.59x = 1,044,531.88 × 459,641.91
  4. Step 4: Simplify right side
    696,354.59x = 480,110,628,379.09
  5. Step 5: Solve for x
    x = 480,110,628,379.09/696,354.59
  6. Step 6: Final answer
    x = 689,462.86

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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.