Home / 302,348.48-417,258.14-173,308.43

Finding the Fourth Proportional to 302,348.48, 417,258.14 and 173,308.43

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Solution

The fourth proportional to 302,348.48, 417,258.14 and 173,308.43 is: 239,175.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,348.48 : 417,258.14 = 173,308.43 : x
  2. Step 2: Convert to fraction form
    302,348.48/417,258.14 = 173,308.43/x
  3. Step 3: Cross multiply
    302,348.48x = 417,258.14 × 173,308.43
  4. Step 4: Simplify right side
    302,348.48x = 72,314,353,148.12
  5. Step 5: Solve for x
    x = 72,314,353,148.12/302,348.48
  6. Step 6: Final answer
    x = 239,175.51

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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.