Home / 372,273.17-513,742.10-202,507.29

Finding the Fourth Proportional to 372,273.17, 513,742.10 and 202,507.29

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Solution

The fourth proportional to 372,273.17, 513,742.10 and 202,507.29 is: 279,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,273.17 : 513,742.10 = 202,507.29 : x
  2. Step 2: Convert to fraction form
    372,273.17/513,742.10 = 202,507.29/x
  3. Step 3: Cross multiply
    372,273.17x = 513,742.10 × 202,507.29
  4. Step 4: Simplify right side
    372,273.17x = 104,036,519,417.37
  5. Step 5: Solve for x
    x = 104,036,519,417.37/372,273.17
  6. Step 6: Final answer
    x = 279,462.85

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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.