Home / 500,852.90-691,175.36-271,411.08

Finding the Fourth Proportional to 500,852.90, 691,175.36 and 271,411.08

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Solution

The fourth proportional to 500,852.90, 691,175.36 and 271,411.08 is: 374,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,852.90 : 691,175.36 = 271,411.08 : x
  2. Step 2: Convert to fraction form
    500,852.90/691,175.36 = 271,411.08/x
  3. Step 3: Cross multiply
    500,852.90x = 691,175.36 × 271,411.08
  4. Step 4: Simplify right side
    500,852.90x = 187,592,650,926.99
  5. Step 5: Solve for x
    x = 187,592,650,926.99/500,852.90
  6. Step 6: Final answer
    x = 374,546.40

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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.