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Finding the Fourth Proportional to 533,500.49, 799,362.25 and 375,396.79

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Solution

The fourth proportional to 533,500.49, 799,362.25 and 375,396.79 is: 562,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,500.49 : 799,362.25 = 375,396.79 : x
  2. Step 2: Convert to fraction form
    533,500.49/799,362.25 = 375,396.79/x
  3. Step 3: Cross multiply
    533,500.49x = 799,362.25 × 375,396.79
  4. Step 4: Simplify right side
    533,500.49x = 300,078,022,697.18
  5. Step 5: Solve for x
    x = 300,078,022,697.18/533,500.49
  6. Step 6: Final answer
    x = 562,470.00

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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.