Home / 676,885.67-1,015,066.05-361,170.35

Finding the Fourth Proportional to 676,885.67, 1,015,066.05 and 361,170.35

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Solution

The fourth proportional to 676,885.67, 1,015,066.05 and 361,170.35 is: 541,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,885.67 : 1,015,066.05 = 361,170.35 : x
  2. Step 2: Convert to fraction form
    676,885.67/1,015,066.05 = 361,170.35/x
  3. Step 3: Cross multiply
    676,885.67x = 1,015,066.05 × 361,170.35
  4. Step 4: Simplify right side
    676,885.67x = 366,611,755,476.29
  5. Step 5: Solve for x
    x = 366,611,755,476.29/676,885.67
  6. Step 6: Final answer
    x = 541,615.48

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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.