Home / 1,002,660.52-1,504,040.05-328,468.63

Finding the Fourth Proportional to 1,002,660.52, 1,504,040.05 and 328,468.63

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Solution

The fourth proportional to 1,002,660.52, 1,504,040.05 and 328,468.63 is: 492,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,660.52 : 1,504,040.05 = 328,468.63 : x
  2. Step 2: Convert to fraction form
    1,002,660.52/1,504,040.05 = 328,468.63/x
  3. Step 3: Cross multiply
    1,002,660.52x = 1,504,040.05 × 328,468.63
  4. Step 4: Simplify right side
    1,002,660.52x = 494,029,971,339.12
  5. Step 5: Solve for x
    x = 494,029,971,339.12/1,002,660.52
  6. Step 6: Final answer
    x = 492,719.08

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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.