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Finding the Fourth Proportional to 369,604.40, 554,244.60 and 169,858.40

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Solution

The fourth proportional to 369,604.40, 554,244.60 and 169,858.40 is: 254,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,604.40 : 554,244.60 = 169,858.40 : x
  2. Step 2: Convert to fraction form
    369,604.40/554,244.60 = 169,858.40/x
  3. Step 3: Cross multiply
    369,604.40x = 554,244.60 × 169,858.40
  4. Step 4: Simplify right side
    369,604.40x = 94,143,100,964.64
  5. Step 5: Solve for x
    x = 94,143,100,964.64/369,604.40
  6. Step 6: Final answer
    x = 254,713.15

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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.