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Finding the Fourth Proportional to 599,912.50, 900,200.90 and 359,435.44

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Solution

The fourth proportional to 599,912.50, 900,200.90 and 359,435.44 is: 539,352.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,912.50 : 900,200.90 = 359,435.44 : x
  2. Step 2: Convert to fraction form
    599,912.50/900,200.90 = 359,435.44/x
  3. Step 3: Cross multiply
    599,912.50x = 900,200.90 × 359,435.44
  4. Step 4: Simplify right side
    599,912.50x = 323,564,106,579.90
  5. Step 5: Solve for x
    x = 323,564,106,579.90/599,912.50
  6. Step 6: Final answer
    x = 539,352.17

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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.