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Finding the Fourth Proportional to 302,498.45, 417,401.60 and 175,149.44

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Solution

The fourth proportional to 302,498.45, 417,401.60 and 175,149.44 is: 241,679.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,498.45 : 417,401.60 = 175,149.44 : x
  2. Step 2: Convert to fraction form
    302,498.45/417,401.60 = 175,149.44/x
  3. Step 3: Cross multiply
    302,498.45x = 417,401.60 × 175,149.44
  4. Step 4: Simplify right side
    302,498.45x = 73,107,656,495.10
  5. Step 5: Solve for x
    x = 73,107,656,495.10/302,498.45
  6. Step 6: Final answer
    x = 241,679.44

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1.5x scale

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.