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Finding the Fourth Proportional to 593,915.94, 890,450.82 and 278,200.62

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Solution

The fourth proportional to 593,915.94, 890,450.82 and 278,200.62 is: 417,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,915.94 : 890,450.82 = 278,200.62 : x
  2. Step 2: Convert to fraction form
    593,915.94/890,450.82 = 278,200.62/x
  3. Step 3: Cross multiply
    593,915.94x = 890,450.82 × 278,200.62
  4. Step 4: Simplify right side
    593,915.94x = 247,723,970,203.51
  5. Step 5: Solve for x
    x = 247,723,970,203.51/593,915.94
  6. Step 6: Final answer
    x = 417,102.75

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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.