Home / 804,642.46-1,110,426.17-442,089.80

Finding the Fourth Proportional to 804,642.46, 1,110,426.17 and 442,089.80

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Solution

The fourth proportional to 804,642.46, 1,110,426.17 and 442,089.80 is: 610,094.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,642.46 : 1,110,426.17 = 442,089.80 : x
  2. Step 2: Convert to fraction form
    804,642.46/1,110,426.17 = 442,089.80/x
  3. Step 3: Cross multiply
    804,642.46x = 1,110,426.17 × 442,089.80
  4. Step 4: Simplify right side
    804,642.46x = 490,908,079,811.58
  5. Step 5: Solve for x
    x = 490,908,079,811.58/804,642.46
  6. Step 6: Final answer
    x = 610,094.68

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Double scale
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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.