Home / 302,570.29-417,543.55-166,601.40

Finding the Fourth Proportional to 302,570.29, 417,543.55 and 166,601.40

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Solution

The fourth proportional to 302,570.29, 417,543.55 and 166,601.40 is: 229,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,570.29 : 417,543.55 = 166,601.40 : x
  2. Step 2: Convert to fraction form
    302,570.29/417,543.55 = 166,601.40/x
  3. Step 3: Cross multiply
    302,570.29x = 417,543.55 × 166,601.40
  4. Step 4: Simplify right side
    302,570.29x = 69,563,339,990.97
  5. Step 5: Solve for x
    x = 69,563,339,990.97/302,570.29
  6. Step 6: Final answer
    x = 229,908.03

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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.