Home / 856,718.64-1,182,241.98-474,780.96

Finding the Fourth Proportional to 856,718.64, 1,182,241.98 and 474,780.96

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Solution

The fourth proportional to 856,718.64, 1,182,241.98 and 474,780.96 is: 655,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,718.64 : 1,182,241.98 = 474,780.96 : x
  2. Step 2: Convert to fraction form
    856,718.64/1,182,241.98 = 474,780.96/x
  3. Step 3: Cross multiply
    856,718.64x = 1,182,241.98 × 474,780.96
  4. Step 4: Simplify right side
    856,718.64x = 561,305,982,216.70
  5. Step 5: Solve for x
    x = 561,305,982,216.70/856,718.64
  6. Step 6: Final answer
    x = 655,181.24

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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.