Home / 806,002.13-1,112,282.91-443,418.18

Finding the Fourth Proportional to 806,002.13, 1,112,282.91 and 443,418.18

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Solution

The fourth proportional to 806,002.13, 1,112,282.91 and 443,418.18 is: 611,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,002.13 : 1,112,282.91 = 443,418.18 : x
  2. Step 2: Convert to fraction form
    806,002.13/1,112,282.91 = 443,418.18/x
  3. Step 3: Cross multiply
    806,002.13x = 1,112,282.91 × 443,418.18
  4. Step 4: Simplify right side
    806,002.13x = 493,206,463,597.30
  5. Step 5: Solve for x
    x = 493,206,463,597.30/806,002.13
  6. Step 6: Final answer
    x = 611,917.08

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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.