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Finding the Fourth Proportional to 302,667.32, 417,676.98 and 166,698.68

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Solution

The fourth proportional to 302,667.32, 417,676.98 and 166,698.68 is: 230,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,667.32 : 417,676.98 = 166,698.68 : x
  2. Step 2: Convert to fraction form
    302,667.32/417,676.98 = 166,698.68/x
  3. Step 3: Cross multiply
    302,667.32x = 417,676.98 × 166,698.68
  4. Step 4: Simplify right side
    302,667.32x = 69,626,201,232.39
  5. Step 5: Solve for x
    x = 69,626,201,232.39/302,667.32
  6. Step 6: Final answer
    x = 230,042.02

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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.