Home / 987,964-1,481,949.65-240,010

Finding the Fourth Proportional to 987,964, 1,481,949.65 and 240,010

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Solution

The fourth proportional to 987,964, 1,481,949.65 and 240,010 is: 360,015.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,964 : 1,481,949.65 = 240,010 : x
  2. Step 2: Convert to fraction form
    987,964/1,481,949.65 = 240,010/x
  3. Step 3: Cross multiply
    987,964x = 1,481,949.65 × 240,010
  4. Step 4: Simplify right side
    987,964x = 355,682,734,296.45
  5. Step 5: Solve for x
    x = 355,682,734,296.45/987,964
  6. Step 6: Final answer
    x = 360,015.89

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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.