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Finding the Fourth Proportional to 437,062.69, 603,144.68 and 243,472.64

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Solution

The fourth proportional to 437,062.69, 603,144.68 and 243,472.64 is: 335,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,062.69 : 603,144.68 = 243,472.64 : x
  2. Step 2: Convert to fraction form
    437,062.69/603,144.68 = 243,472.64/x
  3. Step 3: Cross multiply
    437,062.69x = 603,144.68 × 243,472.64
  4. Step 4: Simplify right side
    437,062.69x = 146,849,224,678.00
  5. Step 5: Solve for x
    x = 146,849,224,678.00/437,062.69
  6. Step 6: Final answer
    x = 335,991.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.