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Finding the Fourth Proportional to 333,746.20, 499,841.70 and 327,064.60

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Solution

The fourth proportional to 333,746.20, 499,841.70 and 327,064.60 is: 489,834.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,746.20 : 499,841.70 = 327,064.60 : x
  2. Step 2: Convert to fraction form
    333,746.20/499,841.70 = 327,064.60/x
  3. Step 3: Cross multiply
    333,746.20x = 499,841.70 × 327,064.60
  4. Step 4: Simplify right side
    333,746.20x = 163,480,525,673.82
  5. Step 5: Solve for x
    x = 163,480,525,673.82/333,746.20
  6. Step 6: Final answer
    x = 489,834.87

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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.