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Finding the Fourth Proportional to 336,106.60, 463,824.80 and 185,203.60

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Solution

The fourth proportional to 336,106.60, 463,824.80 and 185,203.60 is: 255,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,106.60 : 463,824.80 = 185,203.60 : x
  2. Step 2: Convert to fraction form
    336,106.60/463,824.80 = 185,203.60/x
  3. Step 3: Cross multiply
    336,106.60x = 463,824.80 × 185,203.60
  4. Step 4: Simplify right side
    336,106.60x = 85,902,022,729.28
  5. Step 5: Solve for x
    x = 85,902,022,729.28/336,106.60
  6. Step 6: Final answer
    x = 255,579.70

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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.