Home / 880,581.27-1,215,184.48-493,392.06

Finding the Fourth Proportional to 880,581.27, 1,215,184.48 and 493,392.06

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Solution

The fourth proportional to 880,581.27, 1,215,184.48 and 493,392.06 is: 680,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,581.27 : 1,215,184.48 = 493,392.06 : x
  2. Step 2: Convert to fraction form
    880,581.27/1,215,184.48 = 493,392.06/x
  3. Step 3: Cross multiply
    880,581.27x = 1,215,184.48 × 493,392.06
  4. Step 4: Simplify right side
    880,581.27x = 599,562,372,633.75
  5. Step 5: Solve for x
    x = 599,562,372,633.75/880,581.27
  6. Step 6: Final answer
    x = 680,871.14

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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.