Home / 351,348.12-484,860.28-190,203.04

Finding the Fourth Proportional to 351,348.12, 484,860.28 and 190,203.04

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Solution

The fourth proportional to 351,348.12, 484,860.28 and 190,203.04 is: 262,480.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,348.12 : 484,860.28 = 190,203.04 : x
  2. Step 2: Convert to fraction form
    351,348.12/484,860.28 = 190,203.04/x
  3. Step 3: Cross multiply
    351,348.12x = 484,860.28 × 190,203.04
  4. Step 4: Simplify right side
    351,348.12x = 92,221,899,231.25
  5. Step 5: Solve for x
    x = 92,221,899,231.25/351,348.12
  6. Step 6: Final answer
    x = 262,480.13

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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.