Home / 382,452.04-573,656.16-145,818.64

Finding the Fourth Proportional to 382,452.04, 573,656.16 and 145,818.64

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Solution

The fourth proportional to 382,452.04, 573,656.16 and 145,818.64 is: 218,719.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,452.04 : 573,656.16 = 145,818.64 : x
  2. Step 2: Convert to fraction form
    382,452.04/573,656.16 = 145,818.64/x
  3. Step 3: Cross multiply
    382,452.04x = 573,656.16 × 145,818.64
  4. Step 4: Simplify right side
    382,452.04x = 83,649,761,078.82
  5. Step 5: Solve for x
    x = 83,649,761,078.82/382,452.04
  6. Step 6: Final answer
    x = 218,719.61

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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.