Home / 1,002,890.49-1,504,557.20-371,804.30

Finding the Fourth Proportional to 1,002,890.49, 1,504,557.20 and 371,804.30

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Solution

The fourth proportional to 1,002,890.49, 1,504,557.20 and 371,804.30 is: 557,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,890.49 : 1,504,557.20 = 371,804.30 : x
  2. Step 2: Convert to fraction form
    1,002,890.49/1,504,557.20 = 371,804.30/x
  3. Step 3: Cross multiply
    1,002,890.49x = 1,504,557.20 × 371,804.30
  4. Step 4: Simplify right side
    1,002,890.49x = 559,400,836,555.96
  5. Step 5: Solve for x
    x = 559,400,836,555.96/1,002,890.49
  6. Step 6: Final answer
    x = 557,788.55

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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.