Home / 676,642.15-1,014,840.60-271,818.02

Finding the Fourth Proportional to 676,642.15, 1,014,840.60 and 271,818.02

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Solution

The fourth proportional to 676,642.15, 1,014,840.60 and 271,818.02 is: 407,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,642.15 : 1,014,840.60 = 271,818.02 : x
  2. Step 2: Convert to fraction form
    676,642.15/1,014,840.60 = 271,818.02/x
  3. Step 3: Cross multiply
    676,642.15x = 1,014,840.60 × 271,818.02
  4. Step 4: Simplify right side
    676,642.15x = 275,851,962,507.61
  5. Step 5: Solve for x
    x = 275,851,962,507.61/676,642.15
  6. Step 6: Final answer
    x = 407,677.77

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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.