Home / 804,917.76-1,110,732.80-442,333.82

Finding the Fourth Proportional to 804,917.76, 1,110,732.80 and 442,333.82

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Solution

The fourth proportional to 804,917.76, 1,110,732.80 and 442,333.82 is: 610,391.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,917.76 : 1,110,732.80 = 442,333.82 : x
  2. Step 2: Convert to fraction form
    804,917.76/1,110,732.80 = 442,333.82/x
  3. Step 3: Cross multiply
    804,917.76x = 1,110,732.80 × 442,333.82
  4. Step 4: Simplify right side
    804,917.76x = 491,314,674,657.96
  5. Step 5: Solve for x
    x = 491,314,674,657.96/804,917.76
  6. Step 6: Final answer
    x = 610,391.15

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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.