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Finding the Fourth Proportional to 317,393.85, 475,598.57 and 183,943.11

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Solution

The fourth proportional to 317,393.85, 475,598.57 and 183,943.11 is: 275,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,393.85 : 475,598.57 = 183,943.11 : x
  2. Step 2: Convert to fraction form
    317,393.85/475,598.57 = 183,943.11/x
  3. Step 3: Cross multiply
    317,393.85x = 475,598.57 × 183,943.11
  4. Step 4: Simplify right side
    317,393.85x = 87,483,079,157.64
  5. Step 5: Solve for x
    x = 87,483,079,157.64/317,393.85
  6. Step 6: Final answer
    x = 275,629.41

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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.