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Finding the Fourth Proportional to 307,360.35, 460,548.45 and 194,839.20

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Solution

The fourth proportional to 307,360.35, 460,548.45 and 194,839.20 is: 291,946.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,360.35 : 460,548.45 = 194,839.20 : x
  2. Step 2: Convert to fraction form
    307,360.35/460,548.45 = 194,839.20/x
  3. Step 3: Cross multiply
    307,360.35x = 460,548.45 × 194,839.20
  4. Step 4: Simplify right side
    307,360.35x = 89,732,891,559.24
  5. Step 5: Solve for x
    x = 89,732,891,559.24/307,360.35
  6. Step 6: Final answer
    x = 291,946.87

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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.