Home / 884,888.91-1,221,147.05-502,905.87

Finding the Fourth Proportional to 884,888.91, 1,221,147.05 and 502,905.87

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Solution

The fourth proportional to 884,888.91, 1,221,147.05 and 502,905.87 is: 694,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,888.91 : 1,221,147.05 = 502,905.87 : x
  2. Step 2: Convert to fraction form
    884,888.91/1,221,147.05 = 502,905.87/x
  3. Step 3: Cross multiply
    884,888.91x = 1,221,147.05 × 502,905.87
  4. Step 4: Simplify right side
    884,888.91x = 614,122,017,063.65
  5. Step 5: Solve for x
    x = 614,122,017,063.65/884,888.91
  6. Step 6: Final answer
    x = 694,010.30

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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.