Home / 535,685.13-739,251.06-293,983.36

Finding the Fourth Proportional to 535,685.13, 739,251.06 and 293,983.36

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Solution

The fourth proportional to 535,685.13, 739,251.06 and 293,983.36 is: 405,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,685.13 : 739,251.06 = 293,983.36 : x
  2. Step 2: Convert to fraction form
    535,685.13/739,251.06 = 293,983.36/x
  3. Step 3: Cross multiply
    535,685.13x = 739,251.06 × 293,983.36
  4. Step 4: Simplify right side
    535,685.13x = 217,327,507,551.80
  5. Step 5: Solve for x
    x = 217,327,507,551.80/535,685.13
  6. Step 6: Final answer
    x = 405,700.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.