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Finding the Fourth Proportional to 302,252.60, 417,117.62 and 166,300.60

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Solution

The fourth proportional to 302,252.60, 417,117.62 and 166,300.60 is: 229,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,252.60 : 417,117.62 = 166,300.60 : x
  2. Step 2: Convert to fraction form
    302,252.60/417,117.62 = 166,300.60/x
  3. Step 3: Cross multiply
    302,252.60x = 417,117.62 × 166,300.60
  4. Step 4: Simplify right side
    302,252.60x = 69,366,910,476.57
  5. Step 5: Solve for x
    x = 69,366,910,476.57/302,252.60
  6. Step 6: Final answer
    x = 229,499.80

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1.5x scale

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.