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Finding the Fourth Proportional to 713,662.66, 1,070,494.47 and 181,223.62

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Solution

The fourth proportional to 713,662.66, 1,070,494.47 and 181,223.62 is: 271,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,662.66 : 1,070,494.47 = 181,223.62 : x
  2. Step 2: Convert to fraction form
    713,662.66/1,070,494.47 = 181,223.62/x
  3. Step 3: Cross multiply
    713,662.66x = 1,070,494.47 × 181,223.62
  4. Step 4: Simplify right side
    713,662.66x = 193,998,883,043.38
  5. Step 5: Solve for x
    x = 193,998,883,043.38/713,662.66
  6. Step 6: Final answer
    x = 271,835.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.