Home / 302,847.60-417,948.28-166,881.47

Finding the Fourth Proportional to 302,847.60, 417,948.28 and 166,881.47

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Solution

The fourth proportional to 302,847.60, 417,948.28 and 166,881.47 is: 230,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,847.60 : 417,948.28 = 166,881.47 : x
  2. Step 2: Convert to fraction form
    302,847.60/417,948.28 = 166,881.47/x
  3. Step 3: Cross multiply
    302,847.60x = 417,948.28 × 166,881.47
  4. Step 4: Simplify right side
    302,847.60x = 69,747,823,978.04
  5. Step 5: Solve for x
    x = 69,747,823,978.04/302,847.60
  6. Step 6: Final answer
    x = 230,306.68

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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.