Home / 302,572.29-417,546.31-166,603.40

Finding the Fourth Proportional to 302,572.29, 417,546.31 and 166,603.40

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Solution

The fourth proportional to 302,572.29, 417,546.31 and 166,603.40 is: 229,910.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,572.29 : 417,546.31 = 166,603.40 : x
  2. Step 2: Convert to fraction form
    302,572.29/417,546.31 = 166,603.40/x
  3. Step 3: Cross multiply
    302,572.29x = 417,546.31 × 166,603.40
  4. Step 4: Simplify right side
    302,572.29x = 69,564,634,903.45
  5. Step 5: Solve for x
    x = 69,564,634,903.45/302,572.29
  6. Step 6: Final answer
    x = 229,910.79

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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.