Home / 302,856.68-417,945.02-166,895.48

Finding the Fourth Proportional to 302,856.68, 417,945.02 and 166,895.48

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Solution

The fourth proportional to 302,856.68, 417,945.02 and 166,895.48 is: 230,317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,856.68 : 417,945.02 = 166,895.48 : x
  2. Step 2: Convert to fraction form
    302,856.68/417,945.02 = 166,895.48/x
  3. Step 3: Cross multiply
    302,856.68x = 417,945.02 × 166,895.48
  4. Step 4: Simplify right side
    302,856.68x = 69,753,134,726.51
  5. Step 5: Solve for x
    x = 69,753,134,726.51/302,856.68
  6. Step 6: Final answer
    x = 230,317.31

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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.