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Finding the Fourth Proportional to 336,003.90, 463,685.16 and 185,100.90

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Solution

The fourth proportional to 336,003.90, 463,685.16 and 185,100.90 is: 255,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,003.90 : 463,685.16 = 185,100.90 : x
  2. Step 2: Convert to fraction form
    336,003.90/463,685.16 = 185,100.90/x
  3. Step 3: Cross multiply
    336,003.90x = 463,685.16 × 185,100.90
  4. Step 4: Simplify right side
    336,003.90x = 85,828,540,432.64
  5. Step 5: Solve for x
    x = 85,828,540,432.64/336,003.90
  6. Step 6: Final answer
    x = 255,439.12

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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.