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Finding the Fourth Proportional to 304,404.40, 456,626.58 and 79,770.34

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Solution

The fourth proportional to 304,404.40, 456,626.58 and 79,770.34 is: 119,660.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,404.40 : 456,626.58 = 79,770.34 : x
  2. Step 2: Convert to fraction form
    304,404.40/456,626.58 = 79,770.34/x
  3. Step 3: Cross multiply
    304,404.40x = 456,626.58 × 79,770.34
  4. Step 4: Simplify right side
    304,404.40x = 36,425,257,539.64
  5. Step 5: Solve for x
    x = 36,425,257,539.64/304,404.40
  6. Step 6: Final answer
    x = 119,660.75

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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.