Home / 1,002,813.51-1,504,072.56-328,966.02

Finding the Fourth Proportional to 1,002,813.51, 1,504,072.56 and 328,966.02

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Solution

The fourth proportional to 1,002,813.51, 1,504,072.56 and 328,966.02 is: 493,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,813.51 : 1,504,072.56 = 328,966.02 : x
  2. Step 2: Convert to fraction form
    1,002,813.51/1,504,072.56 = 328,966.02/x
  3. Step 3: Cross multiply
    1,002,813.51x = 1,504,072.56 × 328,966.02
  4. Step 4: Simplify right side
    1,002,813.51x = 494,788,763,854.41
  5. Step 5: Solve for x
    x = 494,788,763,854.41/1,002,813.51
  6. Step 6: Final answer
    x = 493,400.58

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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.