Home / 736,961.78-1,105,668.29-377,387.22

Finding the Fourth Proportional to 736,961.78, 1,105,668.29 and 377,387.22

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Solution

The fourth proportional to 736,961.78, 1,105,668.29 and 377,387.22 is: 566,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,961.78 : 1,105,668.29 = 377,387.22 : x
  2. Step 2: Convert to fraction form
    736,961.78/1,105,668.29 = 377,387.22/x
  3. Step 3: Cross multiply
    736,961.78x = 1,105,668.29 × 377,387.22
  4. Step 4: Simplify right side
    736,961.78x = 417,265,083,148.72
  5. Step 5: Solve for x
    x = 417,265,083,148.72/736,961.78
  6. Step 6: Final answer
    x = 566,196.37

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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.