Home / 696,328.85-961,104.76-424,546.61

Finding the Fourth Proportional to 696,328.85, 961,104.76 and 424,546.61

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Solution

The fourth proportional to 696,328.85, 961,104.76 and 424,546.61 is: 585,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,328.85 : 961,104.76 = 424,546.61 : x
  2. Step 2: Convert to fraction form
    696,328.85/961,104.76 = 424,546.61/x
  3. Step 3: Cross multiply
    696,328.85x = 961,104.76 × 424,546.61
  4. Step 4: Simplify right side
    696,328.85x = 408,033,767,252.19
  5. Step 5: Solve for x
    x = 408,033,767,252.19/696,328.85
  6. Step 6: Final answer
    x = 585,978.55

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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.