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Finding the Fourth Proportional to 302,240.78, 452,987.49 and 152,523.90

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Solution

The fourth proportional to 302,240.78, 452,987.49 and 152,523.90 is: 228,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,240.78 : 452,987.49 = 152,523.90 : x
  2. Step 2: Convert to fraction form
    302,240.78/452,987.49 = 152,523.90/x
  3. Step 3: Cross multiply
    302,240.78x = 452,987.49 × 152,523.90
  4. Step 4: Simplify right side
    302,240.78x = 69,091,418,626.01
  5. Step 5: Solve for x
    x = 69,091,418,626.01/302,240.78
  6. Step 6: Final answer
    x = 228,597.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.