Home / 1,002,974.14-1,384,128.63-550,265.14

Finding the Fourth Proportional to 1,002,974.14, 1,384,128.63 and 550,265.14

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Solution

The fourth proportional to 1,002,974.14, 1,384,128.63 and 550,265.14 is: 759,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,974.14 : 1,384,128.63 = 550,265.14 : x
  2. Step 2: Convert to fraction form
    1,002,974.14/1,384,128.63 = 550,265.14/x
  3. Step 3: Cross multiply
    1,002,974.14x = 1,384,128.63 × 550,265.14
  4. Step 4: Simplify right side
    1,002,974.14x = 761,637,734,364.96
  5. Step 5: Solve for x
    x = 761,637,734,364.96/1,002,974.14
  6. Step 6: Final answer
    x = 759,379.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.