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Finding the Fourth Proportional to 336,277.80, 504,416.70 and 247,704.30

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Solution

The fourth proportional to 336,277.80, 504,416.70 and 247,704.30 is: 371,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,277.80 : 504,416.70 = 247,704.30 : x
  2. Step 2: Convert to fraction form
    336,277.80/504,416.70 = 247,704.30/x
  3. Step 3: Cross multiply
    336,277.80x = 504,416.70 × 247,704.30
  4. Step 4: Simplify right side
    336,277.80x = 124,946,185,581.81
  5. Step 5: Solve for x
    x = 124,946,185,581.81/336,277.80
  6. Step 6: Final answer
    x = 371,556.45

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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.