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Finding the Fourth Proportional to 593,419.20, 889,735.20 and 327,307.20

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Solution

The fourth proportional to 593,419.20, 889,735.20 and 327,307.20 is: 490,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,419.20 : 889,735.20 = 327,307.20 : x
  2. Step 2: Convert to fraction form
    593,419.20/889,735.20 = 327,307.20/x
  3. Step 3: Cross multiply
    593,419.20x = 889,735.20 × 327,307.20
  4. Step 4: Simplify right side
    593,419.20x = 291,216,737,053.44
  5. Step 5: Solve for x
    x = 291,216,737,053.44/593,419.20
  6. Step 6: Final answer
    x = 490,743.71

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1.5x scale

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.