Home / 950,821.32-1,312,143.48-521,092.04

Finding the Fourth Proportional to 950,821.32, 1,312,143.48 and 521,092.04

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Solution

The fourth proportional to 950,821.32, 1,312,143.48 and 521,092.04 is: 719,112.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,821.32 : 1,312,143.48 = 521,092.04 : x
  2. Step 2: Convert to fraction form
    950,821.32/1,312,143.48 = 521,092.04/x
  3. Step 3: Cross multiply
    950,821.32x = 1,312,143.48 × 521,092.04
  4. Step 4: Simplify right side
    950,821.32x = 683,747,522,765.90
  5. Step 5: Solve for x
    x = 683,747,522,765.90/950,821.32
  6. Step 6: Final answer
    x = 719,112.53

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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.