Home / 333,228.20-499,064.70-326,546.60

Finding the Fourth Proportional to 333,228.20, 499,064.70 and 326,546.60

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Solution

The fourth proportional to 333,228.20, 499,064.70 and 326,546.60 is: 489,057.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,228.20 : 499,064.70 = 326,546.60 : x
  2. Step 2: Convert to fraction form
    333,228.20/499,064.70 = 326,546.60/x
  3. Step 3: Cross multiply
    333,228.20x = 499,064.70 × 326,546.60
  4. Step 4: Simplify right side
    333,228.20x = 162,967,880,965.02
  5. Step 5: Solve for x
    x = 162,967,880,965.02/333,228.20
  6. Step 6: Final answer
    x = 489,057.89

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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.