Home / 1,002,890.74-1,504,557.57-371,804.55

Finding the Fourth Proportional to 1,002,890.74, 1,504,557.57 and 371,804.55

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Solution

The fourth proportional to 1,002,890.74, 1,504,557.57 and 371,804.55 is: 557,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,890.74 : 1,504,557.57 = 371,804.55 : x
  2. Step 2: Convert to fraction form
    1,002,890.74/1,504,557.57 = 371,804.55/x
  3. Step 3: Cross multiply
    1,002,890.74x = 1,504,557.57 × 371,804.55
  4. Step 4: Simplify right side
    1,002,890.74x = 559,401,350,262.94
  5. Step 5: Solve for x
    x = 559,401,350,262.94/1,002,890.74
  6. Step 6: Final answer
    x = 557,788.93

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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.