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Finding the Fourth Proportional to 547,670.15, 821,598.63 and 244,174.43

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Solution

The fourth proportional to 547,670.15, 821,598.63 and 244,174.43 is: 366,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,670.15 : 821,598.63 = 244,174.43 : x
  2. Step 2: Convert to fraction form
    547,670.15/821,598.63 = 244,174.43/x
  3. Step 3: Cross multiply
    547,670.15x = 821,598.63 × 244,174.43
  4. Step 4: Simplify right side
    547,670.15x = 200,613,373,061.04
  5. Step 5: Solve for x
    x = 200,613,373,061.04/547,670.15
  6. Step 6: Final answer
    x = 366,303.28

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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.