Home / 302,708.03-417,737.09-166,741.56

Finding the Fourth Proportional to 302,708.03, 417,737.09 and 166,741.56

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Solution

The fourth proportional to 302,708.03, 417,737.09 and 166,741.56 is: 230,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,708.03 : 417,737.09 = 166,741.56 : x
  2. Step 2: Convert to fraction form
    302,708.03/417,737.09 = 166,741.56/x
  3. Step 3: Cross multiply
    302,708.03x = 417,737.09 × 166,741.56
  4. Step 4: Simplify right side
    302,708.03x = 69,654,133,222.75
  5. Step 5: Solve for x
    x = 69,654,133,222.75/302,708.03
  6. Step 6: Final answer
    x = 230,103.36

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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.