Home / 486,273.60-671,070.24-271,412.64

Finding the Fourth Proportional to 486,273.60, 671,070.24 and 271,412.64

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Solution

The fourth proportional to 486,273.60, 671,070.24 and 271,412.64 is: 374,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,273.60 : 671,070.24 = 271,412.64 : x
  2. Step 2: Convert to fraction form
    486,273.60/671,070.24 = 271,412.64/x
  3. Step 3: Cross multiply
    486,273.60x = 671,070.24 × 271,412.64
  4. Step 4: Simplify right side
    486,273.60x = 182,136,945,463.83
  5. Step 5: Solve for x
    x = 182,136,945,463.83/486,273.60
  6. Step 6: Final answer
    x = 374,556.52

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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.