Home / 803,861.08-1,109,258.35-441,284.43

Finding the Fourth Proportional to 803,861.08, 1,109,258.35 and 441,284.43

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Solution

The fourth proportional to 803,861.08, 1,109,258.35 and 441,284.43 is: 608,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,861.08 : 1,109,258.35 = 441,284.43 : x
  2. Step 2: Convert to fraction form
    803,861.08/1,109,258.35 = 441,284.43/x
  3. Step 3: Cross multiply
    803,861.08x = 1,109,258.35 × 441,284.43
  4. Step 4: Simplify right side
    803,861.08x = 489,498,438,702.49
  5. Step 5: Solve for x
    x = 489,498,438,702.49/803,861.08
  6. Step 6: Final answer
    x = 608,934.12

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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.