Home / 722,449.14-1,083,725.64-249,127.65

Finding the Fourth Proportional to 722,449.14, 1,083,725.64 and 249,127.65

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Solution

The fourth proportional to 722,449.14, 1,083,725.64 and 249,127.65 is: 373,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,449.14 : 1,083,725.64 = 249,127.65 : x
  2. Step 2: Convert to fraction form
    722,449.14/1,083,725.64 = 249,127.65/x
  3. Step 3: Cross multiply
    722,449.14x = 1,083,725.64 × 249,127.65
  4. Step 4: Simplify right side
    722,449.14x = 269,986,021,937.95
  5. Step 5: Solve for x
    x = 269,986,021,937.95/722,449.14
  6. Step 6: Final answer
    x = 373,709.38

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Double scale
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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.