Home / 739,834.81-1,109,784.51-234,433.03

Finding the Fourth Proportional to 739,834.81, 1,109,784.51 and 234,433.03

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Solution

The fourth proportional to 739,834.81, 1,109,784.51 and 234,433.03 is: 351,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,834.81 : 1,109,784.51 = 234,433.03 : x
  2. Step 2: Convert to fraction form
    739,834.81/1,109,784.51 = 234,433.03/x
  3. Step 3: Cross multiply
    739,834.81x = 1,109,784.51 × 234,433.03
  4. Step 4: Simplify right side
    739,834.81x = 260,170,145,326.37
  5. Step 5: Solve for x
    x = 260,170,145,326.37/739,834.81
  6. Step 6: Final answer
    x = 351,659.78

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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.