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Finding the Fourth Proportional to 304,284.97, 456,245.19 and 144,400.69

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Solution

The fourth proportional to 304,284.97, 456,245.19 and 144,400.69 is: 216,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,284.97 : 456,245.19 = 144,400.69 : x
  2. Step 2: Convert to fraction form
    304,284.97/456,245.19 = 144,400.69/x
  3. Step 3: Cross multiply
    304,284.97x = 456,245.19 × 144,400.69
  4. Step 4: Simplify right side
    304,284.97x = 65,882,120,245.18
  5. Step 5: Solve for x
    x = 65,882,120,245.18/304,284.97
  6. Step 6: Final answer
    x = 216,514.54

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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.