Home / 880,530.27-1,215,166.62-493,349.04

Finding the Fourth Proportional to 880,530.27, 1,215,166.62 and 493,349.04

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Solution

The fourth proportional to 880,530.27, 1,215,166.62 and 493,349.04 is: 680,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,530.27 : 1,215,166.62 = 493,349.04 : x
  2. Step 2: Convert to fraction form
    880,530.27/1,215,166.62 = 493,349.04/x
  3. Step 3: Cross multiply
    880,530.27x = 1,215,166.62 × 493,349.04
  4. Step 4: Simplify right side
    880,530.27x = 599,501,285,417.05
  5. Step 5: Solve for x
    x = 599,501,285,417.05/880,530.27
  6. Step 6: Final answer
    x = 680,841.20

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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.