Home / 625,835.43-938,338.36-226,424.23

Finding the Fourth Proportional to 625,835.43, 938,338.36 and 226,424.23

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Solution

The fourth proportional to 625,835.43, 938,338.36 and 226,424.23 is: 339,486.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,835.43 : 938,338.36 = 226,424.23 : x
  2. Step 2: Convert to fraction form
    625,835.43/938,338.36 = 226,424.23/x
  3. Step 3: Cross multiply
    625,835.43x = 938,338.36 × 226,424.23
  4. Step 4: Simplify right side
    625,835.43x = 212,462,537,730.56
  5. Step 5: Solve for x
    x = 212,462,537,730.56/625,835.43
  6. Step 6: Final answer
    x = 339,486.27

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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.