Home / 768,965.82-1,151,676.45-532,476.06

Finding the Fourth Proportional to 768,965.82, 1,151,676.45 and 532,476.06

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Solution

The fourth proportional to 768,965.82, 1,151,676.45 and 532,476.06 is: 797,486.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,965.82 : 1,151,676.45 = 532,476.06 : x
  2. Step 2: Convert to fraction form
    768,965.82/1,151,676.45 = 532,476.06/x
  3. Step 3: Cross multiply
    768,965.82x = 1,151,676.45 × 532,476.06
  4. Step 4: Simplify right side
    768,965.82x = 613,240,138,490.79
  5. Step 5: Solve for x
    x = 613,240,138,490.79/768,965.82
  6. Step 6: Final answer
    x = 797,486.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.