Home / 849,418.26-1,172,197.38-467,445.04

Finding the Fourth Proportional to 849,418.26, 1,172,197.38 and 467,445.04

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Solution

The fourth proportional to 849,418.26, 1,172,197.38 and 467,445.04 is: 645,074.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,418.26 : 1,172,197.38 = 467,445.04 : x
  2. Step 2: Convert to fraction form
    849,418.26/1,172,197.38 = 467,445.04/x
  3. Step 3: Cross multiply
    849,418.26x = 1,172,197.38 × 467,445.04
  4. Step 4: Simplify right side
    849,418.26x = 547,937,850,004.42
  5. Step 5: Solve for x
    x = 547,937,850,004.42/849,418.26
  6. Step 6: Final answer
    x = 645,074.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.