Home / 303,515.16-454,145.08-190,667.04

Finding the Fourth Proportional to 303,515.16, 454,145.08 and 190,667.04

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Solution

The fourth proportional to 303,515.16, 454,145.08 and 190,667.04 is: 285,292.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,515.16 : 454,145.08 = 190,667.04 : x
  2. Step 2: Convert to fraction form
    303,515.16/454,145.08 = 190,667.04/x
  3. Step 3: Cross multiply
    303,515.16x = 454,145.08 × 190,667.04
  4. Step 4: Simplify right side
    303,515.16x = 86,590,498,134.16
  5. Step 5: Solve for x
    x = 86,590,498,134.16/303,515.16
  6. Step 6: Final answer
    x = 285,292.17

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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.