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Finding the Fourth Proportional to 330,654.41, 456,273.90 and 183,482.96

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Solution

The fourth proportional to 330,654.41, 456,273.90 and 183,482.96 is: 253,190.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,654.41 : 456,273.90 = 183,482.96 : x
  2. Step 2: Convert to fraction form
    330,654.41/456,273.90 = 183,482.96/x
  3. Step 3: Cross multiply
    330,654.41x = 456,273.90 × 183,482.96
  4. Step 4: Simplify right side
    330,654.41x = 83,718,485,742.74
  5. Step 5: Solve for x
    x = 83,718,485,742.74/330,654.41
  6. Step 6: Final answer
    x = 253,190.29

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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.