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Finding the Fourth Proportional to 300,646.79, 414,946.04 and 179,801.37

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Solution

The fourth proportional to 300,646.79, 414,946.04 and 179,801.37 is: 248,157.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,646.79 : 414,946.04 = 179,801.37 : x
  2. Step 2: Convert to fraction form
    300,646.79/414,946.04 = 179,801.37/x
  3. Step 3: Cross multiply
    300,646.79x = 414,946.04 × 179,801.37
  4. Step 4: Simplify right side
    300,646.79x = 74,607,866,580.45
  5. Step 5: Solve for x
    x = 74,607,866,580.45/300,646.79
  6. Step 6: Final answer
    x = 248,157.87

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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.