Home / 772,295.56-1,156,019.82-531,001.42

Finding the Fourth Proportional to 772,295.56, 1,156,019.82 and 531,001.42

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Solution

The fourth proportional to 772,295.56, 1,156,019.82 and 531,001.42 is: 794,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,295.56 : 1,156,019.82 = 531,001.42 : x
  2. Step 2: Convert to fraction form
    772,295.56/1,156,019.82 = 531,001.42/x
  3. Step 3: Cross multiply
    772,295.56x = 1,156,019.82 × 531,001.42
  4. Step 4: Simplify right side
    772,295.56x = 613,848,165,968.15
  5. Step 5: Solve for x
    x = 613,848,165,968.15/772,295.56
  6. Step 6: Final answer
    x = 794,835.81

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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.