Home / 1,010,045.14-1,515,308.29-378,964.42

Finding the Fourth Proportional to 1,010,045.14, 1,515,308.29 and 378,964.42

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Solution

The fourth proportional to 1,010,045.14, 1,515,308.29 and 378,964.42 is: 568,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,045.14 : 1,515,308.29 = 378,964.42 : x
  2. Step 2: Convert to fraction form
    1,010,045.14/1,515,308.29 = 378,964.42/x
  3. Step 3: Cross multiply
    1,010,045.14x = 1,515,308.29 × 378,964.42
  4. Step 4: Simplify right side
    1,010,045.14x = 574,247,929,134.49
  5. Step 5: Solve for x
    x = 574,247,929,134.49/1,010,045.14
  6. Step 6: Final answer
    x = 568,536.90

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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.