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Finding the Fourth Proportional to 302,572.80, 417,514.24 and 175,230.72

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Solution

The fourth proportional to 302,572.80, 417,514.24 and 175,230.72 is: 241,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,572.80 : 417,514.24 = 175,230.72 : x
  2. Step 2: Convert to fraction form
    302,572.80/417,514.24 = 175,230.72/x
  3. Step 3: Cross multiply
    302,572.80x = 417,514.24 × 175,230.72
  4. Step 4: Simplify right side
    302,572.80x = 73,161,320,885.45
  5. Step 5: Solve for x
    x = 73,161,320,885.45/302,572.80
  6. Step 6: Final answer
    x = 241,797.41

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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.