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Finding the Fourth Proportional to 336,013.16, 504,230.74 and 136,334.38

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Solution

The fourth proportional to 336,013.16, 504,230.74 and 136,334.38 is: 204,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,013.16 : 504,230.74 = 136,334.38 : x
  2. Step 2: Convert to fraction form
    336,013.16/504,230.74 = 136,334.38/x
  3. Step 3: Cross multiply
    336,013.16x = 504,230.74 × 136,334.38
  4. Step 4: Simplify right side
    336,013.16x = 68,743,985,314.84
  5. Step 5: Solve for x
    x = 68,743,985,314.84/336,013.16
  6. Step 6: Final answer
    x = 204,587.18

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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.