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Finding the Fourth Proportional to 304,911.60, 457,885.80 and 226,114.80

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Solution

The fourth proportional to 304,911.60, 457,885.80 and 226,114.80 is: 339,556.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,911.60 : 457,885.80 = 226,114.80 : x
  2. Step 2: Convert to fraction form
    304,911.60/457,885.80 = 226,114.80/x
  3. Step 3: Cross multiply
    304,911.60x = 457,885.80 × 226,114.80
  4. Step 4: Simplify right side
    304,911.60x = 103,534,756,089.84
  5. Step 5: Solve for x
    x = 103,534,756,089.84/304,911.60
  6. Step 6: Final answer
    x = 339,556.63

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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.