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Finding the Fourth Proportional to 793,414.60, 1,094,910.90 and 435,718.60

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Solution

The fourth proportional to 793,414.60, 1,094,910.90 and 435,718.60 is: 601,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,414.60 : 1,094,910.90 = 435,718.60 : x
  2. Step 2: Convert to fraction form
    793,414.60/1,094,910.90 = 435,718.60/x
  3. Step 3: Cross multiply
    793,414.60x = 1,094,910.90 × 435,718.60
  4. Step 4: Simplify right side
    793,414.60x = 477,073,044,472.74
  5. Step 5: Solve for x
    x = 477,073,044,472.74/793,414.60
  6. Step 6: Final answer
    x = 601,290.98

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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.