Home / 625,964.40-938,710.80-226,506.36

Finding the Fourth Proportional to 625,964.40, 938,710.80 and 226,506.36

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Solution

The fourth proportional to 625,964.40, 938,710.80 and 226,506.36 is: 339,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,964.40 : 938,710.80 = 226,506.36 : x
  2. Step 2: Convert to fraction form
    625,964.40/938,710.80 = 226,506.36/x
  3. Step 3: Cross multiply
    625,964.40x = 938,710.80 × 226,506.36
  4. Step 4: Simplify right side
    625,964.40x = 212,623,966,400.69
  5. Step 5: Solve for x
    x = 212,623,966,400.69/625,964.40
  6. Step 6: Final answer
    x = 339,674.22

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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.