Home / 696,417.39-1,044,626.43-459,704.75

Finding the Fourth Proportional to 696,417.39, 1,044,626.43 and 459,704.75

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Solution

The fourth proportional to 696,417.39, 1,044,626.43 and 459,704.75 is: 689,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,417.39 : 1,044,626.43 = 459,704.75 : x
  2. Step 2: Convert to fraction form
    696,417.39/1,044,626.43 = 459,704.75/x
  3. Step 3: Cross multiply
    696,417.39x = 1,044,626.43 × 459,704.75
  4. Step 4: Simplify right side
    696,417.39x = 480,219,726,623.41
  5. Step 5: Solve for x
    x = 480,219,726,623.41/696,417.39
  6. Step 6: Final answer
    x = 689,557.35

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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.