Home / 486,273.90-671,030.61-271,427.76

Finding the Fourth Proportional to 486,273.90, 671,030.61 and 271,427.76

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Solution

The fourth proportional to 486,273.90, 671,030.61 and 271,427.76 is: 374,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,273.90 : 671,030.61 = 271,427.76 : x
  2. Step 2: Convert to fraction form
    486,273.90/671,030.61 = 271,427.76/x
  3. Step 3: Cross multiply
    486,273.90x = 671,030.61 × 271,427.76
  4. Step 4: Simplify right side
    486,273.90x = 182,136,335,363.73
  5. Step 5: Solve for x
    x = 182,136,335,363.73/486,273.90
  6. Step 6: Final answer
    x = 374,555.03

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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.