Home / 804,808.59-1,110,635.52-442,255.83

Finding the Fourth Proportional to 804,808.59, 1,110,635.52 and 442,255.83

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Solution

The fourth proportional to 804,808.59, 1,110,635.52 and 442,255.83 is: 610,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,808.59 : 1,110,635.52 = 442,255.83 : x
  2. Step 2: Convert to fraction form
    804,808.59/1,110,635.52 = 442,255.83/x
  3. Step 3: Cross multiply
    804,808.59x = 1,110,635.52 × 442,255.83
  4. Step 4: Simplify right side
    804,808.59x = 491,185,033,725.08
  5. Step 5: Solve for x
    x = 491,185,033,725.08/804,808.59
  6. Step 6: Final answer
    x = 610,312.86

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1.5x scale

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.