Home / 465,767.04-642,758.40-253,799.04

Finding the Fourth Proportional to 465,767.04, 642,758.40 and 253,799.04

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Solution

The fourth proportional to 465,767.04, 642,758.40 and 253,799.04 is: 350,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,767.04 : 642,758.40 = 253,799.04 : x
  2. Step 2: Convert to fraction form
    465,767.04/642,758.40 = 253,799.04/x
  3. Step 3: Cross multiply
    465,767.04x = 642,758.40 × 253,799.04
  4. Step 4: Simplify right side
    465,767.04x = 163,131,464,871.94
  5. Step 5: Solve for x
    x = 163,131,464,871.94/465,767.04
  6. Step 6: Final answer
    x = 350,242.61

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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.