Home / 887,618.22-1,331,296.11-326,521.50

Finding the Fourth Proportional to 887,618.22, 1,331,296.11 and 326,521.50

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Solution

The fourth proportional to 887,618.22, 1,331,296.11 and 326,521.50 is: 489,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,618.22 : 1,331,296.11 = 326,521.50 : x
  2. Step 2: Convert to fraction form
    887,618.22/1,331,296.11 = 326,521.50/x
  3. Step 3: Cross multiply
    887,618.22x = 1,331,296.11 × 326,521.50
  4. Step 4: Simplify right side
    887,618.22x = 434,696,802,781.37
  5. Step 5: Solve for x
    x = 434,696,802,781.37/887,618.22
  6. Step 6: Final answer
    x = 489,733.98

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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.