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Finding the Fourth Proportional to 302,008.72, 416,777.16 and 166,048.24

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Solution

The fourth proportional to 302,008.72, 416,777.16 and 166,048.24 is: 229,149.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,008.72 : 416,777.16 = 166,048.24 : x
  2. Step 2: Convert to fraction form
    302,008.72/416,777.16 = 166,048.24/x
  3. Step 3: Cross multiply
    302,008.72x = 416,777.16 × 166,048.24
  4. Step 4: Simplify right side
    302,008.72x = 69,205,113,890.20
  5. Step 5: Solve for x
    x = 69,205,113,890.20/302,008.72
  6. Step 6: Final answer
    x = 229,149.39

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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.