Home / 447,630.84-671,464.76-132,087.74

Finding the Fourth Proportional to 447,630.84, 671,464.76 and 132,087.74

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Solution

The fourth proportional to 447,630.84, 671,464.76 and 132,087.74 is: 198,137.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,630.84 : 671,464.76 = 132,087.74 : x
  2. Step 2: Convert to fraction form
    447,630.84/671,464.76 = 132,087.74/x
  3. Step 3: Cross multiply
    447,630.84x = 671,464.76 × 132,087.74
  4. Step 4: Simplify right side
    447,630.84x = 88,692,262,638.04
  5. Step 5: Solve for x
    x = 88,692,262,638.04/447,630.84
  6. Step 6: Final answer
    x = 198,137.07

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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.