Home / 791,754.32-1,187,537.92-223,178.06

Finding the Fourth Proportional to 791,754.32, 1,187,537.92 and 223,178.06

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Solution

The fourth proportional to 791,754.32, 1,187,537.92 and 223,178.06 is: 334,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,754.32 : 1,187,537.92 = 223,178.06 : x
  2. Step 2: Convert to fraction form
    791,754.32/1,187,537.92 = 223,178.06/x
  3. Step 3: Cross multiply
    791,754.32x = 1,187,537.92 × 223,178.06
  4. Step 4: Simplify right side
    791,754.32x = 265,032,409,162.04
  5. Step 5: Solve for x
    x = 265,032,409,162.04/791,754.32
  6. Step 6: Final answer
    x = 334,740.72

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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.