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Finding the Fourth Proportional to 338,445.38, 467,059.80 and 185,482.32

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Solution

The fourth proportional to 338,445.38, 467,059.80 and 185,482.32 is: 255,968.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,445.38 : 467,059.80 = 185,482.32 : x
  2. Step 2: Convert to fraction form
    338,445.38/467,059.80 = 185,482.32/x
  3. Step 3: Cross multiply
    338,445.38x = 467,059.80 × 185,482.32
  4. Step 4: Simplify right side
    338,445.38x = 86,631,335,282.74
  5. Step 5: Solve for x
    x = 86,631,335,282.74/338,445.38
  6. Step 6: Final answer
    x = 255,968.44

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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.