Home / 849,743.11-1,172,381.36-482,159.44

Finding the Fourth Proportional to 849,743.11, 1,172,381.36 and 482,159.44

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Solution

The fourth proportional to 849,743.11, 1,172,381.36 and 482,159.44 is: 665,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,743.11 : 1,172,381.36 = 482,159.44 : x
  2. Step 2: Convert to fraction form
    849,743.11/1,172,381.36 = 482,159.44/x
  3. Step 3: Cross multiply
    849,743.11x = 1,172,381.36 × 482,159.44
  4. Step 4: Simplify right side
    849,743.11x = 565,274,735,176.22
  5. Step 5: Solve for x
    x = 565,274,735,176.22/849,743.11
  6. Step 6: Final answer
    x = 665,230.15

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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.