Home / 302,824.79-417,892.70-166,871.29

Finding the Fourth Proportional to 302,824.79, 417,892.70 and 166,871.29

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Solution

The fourth proportional to 302,824.79, 417,892.70 and 166,871.29 is: 230,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,824.79 : 417,892.70 = 166,871.29 : x
  2. Step 2: Convert to fraction form
    302,824.79/417,892.70 = 166,871.29/x
  3. Step 3: Cross multiply
    302,824.79x = 417,892.70 × 166,871.29
  4. Step 4: Simplify right side
    302,824.79x = 69,734,291,841.12
  5. Step 5: Solve for x
    x = 69,734,291,841.12/302,824.79
  6. Step 6: Final answer
    x = 230,279.34

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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.