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Finding the Fourth Proportional to 369,769.68, 554,208.72 and 169,814.16

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Solution

The fourth proportional to 369,769.68, 554,208.72 and 169,814.16 is: 254,516.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,769.68 : 554,208.72 = 169,814.16 : x
  2. Step 2: Convert to fraction form
    369,769.68/554,208.72 = 169,814.16/x
  3. Step 3: Cross multiply
    369,769.68x = 554,208.72 × 169,814.16
  4. Step 4: Simplify right side
    369,769.68x = 94,112,488,251.48
  5. Step 5: Solve for x
    x = 94,112,488,251.48/369,769.68
  6. Step 6: Final answer
    x = 254,516.51

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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.