Home / 804,672.36-1,110,466.44-442,118.88

Finding the Fourth Proportional to 804,672.36, 1,110,466.44 and 442,118.88

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Solution

The fourth proportional to 804,672.36, 1,110,466.44 and 442,118.88 is: 610,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,672.36 : 1,110,466.44 = 442,118.88 : x
  2. Step 2: Convert to fraction form
    804,672.36/1,110,466.44 = 442,118.88/x
  3. Step 3: Cross multiply
    804,672.36x = 1,110,466.44 × 442,118.88
  4. Step 4: Simplify right side
    804,672.36x = 490,958,178,730.39
  5. Step 5: Solve for x
    x = 490,958,178,730.39/804,672.36
  6. Step 6: Final answer
    x = 610,134.26

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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.