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Finding the Fourth Proportional to 665,046.66, 997,967.43 and 244,365.06

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Solution

The fourth proportional to 665,046.66, 997,967.43 and 244,365.06 is: 366,693.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,046.66 : 997,967.43 = 244,365.06 : x
  2. Step 2: Convert to fraction form
    665,046.66/997,967.43 = 244,365.06/x
  3. Step 3: Cross multiply
    665,046.66x = 997,967.43 × 244,365.06
  4. Step 4: Simplify right side
    665,046.66x = 243,868,370,910.00
  5. Step 5: Solve for x
    x = 243,868,370,910.00/665,046.66
  6. Step 6: Final answer
    x = 366,693.63

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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.