Home / 652,520.70-979,137.81-253,177.23

Finding the Fourth Proportional to 652,520.70, 979,137.81 and 253,177.23

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Solution

The fourth proportional to 652,520.70, 979,137.81 and 253,177.23 is: 379,904.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,520.70 : 979,137.81 = 253,177.23 : x
  2. Step 2: Convert to fraction form
    652,520.70/979,137.81 = 253,177.23/x
  3. Step 3: Cross multiply
    652,520.70x = 979,137.81 × 253,177.23
  4. Step 4: Simplify right side
    652,520.70x = 247,895,402,195.83
  5. Step 5: Solve for x
    x = 247,895,402,195.83/652,520.70
  6. Step 6: Final answer
    x = 379,904.27

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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.