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Finding the Fourth Proportional to 302,553, 417,523.14 and 175,269.60

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Solution

The fourth proportional to 302,553, 417,523.14 and 175,269.60 is: 241,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,553 : 417,523.14 = 175,269.60 : x
  2. Step 2: Convert to fraction form
    302,553/417,523.14 = 175,269.60/x
  3. Step 3: Cross multiply
    302,553x = 417,523.14 × 175,269.60
  4. Step 4: Simplify right side
    302,553x = 73,179,113,738.54
  5. Step 5: Solve for x
    x = 73,179,113,738.54/302,553
  6. Step 6: Final answer
    x = 241,872.05

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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.