Home / 884,865.66-1,221,114.90-502,882.62

Finding the Fourth Proportional to 884,865.66, 1,221,114.90 and 502,882.62

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Solution

The fourth proportional to 884,865.66, 1,221,114.90 and 502,882.62 is: 693,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,865.66 : 1,221,114.90 = 502,882.62 : x
  2. Step 2: Convert to fraction form
    884,865.66/1,221,114.90 = 502,882.62/x
  3. Step 3: Cross multiply
    884,865.66x = 1,221,114.90 × 502,882.62
  4. Step 4: Simplify right side
    884,865.66x = 614,077,460,233.04
  5. Step 5: Solve for x
    x = 614,077,460,233.04/884,865.66
  6. Step 6: Final answer
    x = 693,978.18

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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.