Home / 882,319.25-1,323,675.72-321,353.75

Finding the Fourth Proportional to 882,319.25, 1,323,675.72 and 321,353.75

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Solution

The fourth proportional to 882,319.25, 1,323,675.72 and 321,353.75 is: 482,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,319.25 : 1,323,675.72 = 321,353.75 : x
  2. Step 2: Convert to fraction form
    882,319.25/1,323,675.72 = 321,353.75/x
  3. Step 3: Cross multiply
    882,319.25x = 1,323,675.72 × 321,353.75
  4. Step 4: Simplify right side
    882,319.25x = 425,368,156,405.95
  5. Step 5: Solve for x
    x = 425,368,156,405.95/882,319.25
  6. Step 6: Final answer
    x = 482,102.32

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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.