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Finding the Fourth Proportional to 336,272.48, 464,055.60 and 185,372

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Solution

The fourth proportional to 336,272.48, 464,055.60 and 185,372 is: 255,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,272.48 : 464,055.60 = 185,372 : x
  2. Step 2: Convert to fraction form
    336,272.48/464,055.60 = 185,372/x
  3. Step 3: Cross multiply
    336,272.48x = 464,055.60 × 185,372
  4. Step 4: Simplify right side
    336,272.48x = 86,022,914,683.20
  5. Step 5: Solve for x
    x = 86,022,914,683.20/336,272.48
  6. Step 6: Final answer
    x = 255,813.13

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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.