Home / 722,398.12-1,083,668.46-249,021.16

Finding the Fourth Proportional to 722,398.12, 1,083,668.46 and 249,021.16

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Solution

The fourth proportional to 722,398.12, 1,083,668.46 and 249,021.16 is: 373,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,398.12 : 1,083,668.46 = 249,021.16 : x
  2. Step 2: Convert to fraction form
    722,398.12/1,083,668.46 = 249,021.16/x
  3. Step 3: Cross multiply
    722,398.12x = 1,083,668.46 × 249,021.16
  4. Step 4: Simplify right side
    722,398.12x = 269,856,376,964.61
  5. Step 5: Solve for x
    x = 269,856,376,964.61/722,398.12
  6. Step 6: Final answer
    x = 373,556.31

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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.