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Finding the Fourth Proportional to 665,537.10, 998,403.93 and 244,782.06

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Solution

The fourth proportional to 665,537.10, 998,403.93 and 244,782.06 is: 367,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,537.10 : 998,403.93 = 244,782.06 : x
  2. Step 2: Convert to fraction form
    665,537.10/998,403.93 = 244,782.06/x
  3. Step 3: Cross multiply
    665,537.10x = 998,403.93 × 244,782.06
  4. Step 4: Simplify right side
    665,537.10x = 244,391,370,697.50
  5. Step 5: Solve for x
    x = 244,391,370,697.50/665,537.10
  6. Step 6: Final answer
    x = 367,209.24

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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.