Home / 914,766.35-1,262,376.30-506,894.59

Finding the Fourth Proportional to 914,766.35, 1,262,376.30 and 506,894.59

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Solution

The fourth proportional to 914,766.35, 1,262,376.30 and 506,894.59 is: 699,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,766.35 : 1,262,376.30 = 506,894.59 : x
  2. Step 2: Convert to fraction form
    914,766.35/1,262,376.30 = 506,894.59/x
  3. Step 3: Cross multiply
    914,766.35x = 1,262,376.30 × 506,894.59
  4. Step 4: Simplify right side
    914,766.35x = 639,891,717,014.22
  5. Step 5: Solve for x
    x = 639,891,717,014.22/914,766.35
  6. Step 6: Final answer
    x = 699,513.83

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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.