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Finding the Fourth Proportional to 468,607.20, 702,919.42 and 169,110.24

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Solution

The fourth proportional to 468,607.20, 702,919.42 and 169,110.24 is: 253,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,607.20 : 702,919.42 = 169,110.24 : x
  2. Step 2: Convert to fraction form
    468,607.20/702,919.42 = 169,110.24/x
  3. Step 3: Cross multiply
    468,607.20x = 702,919.42 × 169,110.24
  4. Step 4: Simplify right side
    468,607.20x = 118,870,871,816.86
  5. Step 5: Solve for x
    x = 118,870,871,816.86/468,607.20
  6. Step 6: Final answer
    x = 253,668.47

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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.