Home / 674,443.14-1,011,732.69-219,015.27

Finding the Fourth Proportional to 674,443.14, 1,011,732.69 and 219,015.27

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Solution

The fourth proportional to 674,443.14, 1,011,732.69 and 219,015.27 is: 328,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,443.14 : 1,011,732.69 = 219,015.27 : x
  2. Step 2: Convert to fraction form
    674,443.14/1,011,732.69 = 219,015.27/x
  3. Step 3: Cross multiply
    674,443.14x = 1,011,732.69 × 219,015.27
  4. Step 4: Simplify right side
    674,443.14x = 221,584,909,089.48
  5. Step 5: Solve for x
    x = 221,584,909,089.48/674,443.14
  6. Step 6: Final answer
    x = 328,544.98

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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.