Home / 652,039.65-977,976.30-252,406.98

Finding the Fourth Proportional to 652,039.65, 977,976.30 and 252,406.98

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Solution

The fourth proportional to 652,039.65, 977,976.30 and 252,406.98 is: 378,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,039.65 : 977,976.30 = 252,406.98 : x
  2. Step 2: Convert to fraction form
    652,039.65/977,976.30 = 252,406.98/x
  3. Step 3: Cross multiply
    652,039.65x = 977,976.30 × 252,406.98
  4. Step 4: Simplify right side
    652,039.65x = 246,848,044,394.57
  5. Step 5: Solve for x
    x = 246,848,044,394.57/652,039.65
  6. Step 6: Final answer
    x = 378,578.27

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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.