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Finding the Fourth Proportional to 481,645.68, 722,935.08 and 232,502.64

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Solution

The fourth proportional to 481,645.68, 722,935.08 and 232,502.64 is: 348,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,645.68 : 722,935.08 = 232,502.64 : x
  2. Step 2: Convert to fraction form
    481,645.68/722,935.08 = 232,502.64/x
  3. Step 3: Cross multiply
    481,645.68x = 722,935.08 × 232,502.64
  4. Step 4: Simplify right side
    481,645.68x = 168,084,314,648.61
  5. Step 5: Solve for x
    x = 168,084,314,648.61/481,645.68
  6. Step 6: Final answer
    x = 348,979.18

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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.