Home / 805,375.06-1,206,973.92-356,019.46

Finding the Fourth Proportional to 805,375.06, 1,206,973.92 and 356,019.46

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Solution

The fourth proportional to 805,375.06, 1,206,973.92 and 356,019.46 is: 533,547.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,375.06 : 1,206,973.92 = 356,019.46 : x
  2. Step 2: Convert to fraction form
    805,375.06/1,206,973.92 = 356,019.46/x
  3. Step 3: Cross multiply
    805,375.06x = 1,206,973.92 × 356,019.46
  4. Step 4: Simplify right side
    805,375.06x = 429,706,203,232.48
  5. Step 5: Solve for x
    x = 429,706,203,232.48/805,375.06
  6. Step 6: Final answer
    x = 533,547.94

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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.