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Finding the Fourth Proportional to 333,738.60, 501,774.30 and 326,740.20

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Solution

The fourth proportional to 333,738.60, 501,774.30 and 326,740.20 is: 491,252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,738.60 : 501,774.30 = 326,740.20 : x
  2. Step 2: Convert to fraction form
    333,738.60/501,774.30 = 326,740.20/x
  3. Step 3: Cross multiply
    333,738.60x = 501,774.30 × 326,740.20
  4. Step 4: Simplify right side
    333,738.60x = 163,949,835,136.86
  5. Step 5: Solve for x
    x = 163,949,835,136.86/333,738.60
  6. Step 6: Final answer
    x = 491,252.24

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1.5x scale

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.