Home / 468,540.36-646,586.55-253,682.46

Finding the Fourth Proportional to 468,540.36, 646,586.55 and 253,682.46

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Solution

The fourth proportional to 468,540.36, 646,586.55 and 253,682.46 is: 350,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,540.36 : 646,586.55 = 253,682.46 : x
  2. Step 2: Convert to fraction form
    468,540.36/646,586.55 = 253,682.46/x
  3. Step 3: Cross multiply
    468,540.36x = 646,586.55 × 253,682.46
  4. Step 4: Simplify right side
    468,540.36x = 164,027,666,606.91
  5. Step 5: Solve for x
    x = 164,027,666,606.91/468,540.36
  6. Step 6: Final answer
    x = 350,082.26

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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.