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Finding the Fourth Proportional to 499,756.99, 749,634.93 and 162,797.10

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Solution

The fourth proportional to 499,756.99, 749,634.93 and 162,797.10 is: 244,195.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,756.99 : 749,634.93 = 162,797.10 : x
  2. Step 2: Convert to fraction form
    499,756.99/749,634.93 = 162,797.10/x
  3. Step 3: Cross multiply
    499,756.99x = 749,634.93 × 162,797.10
  4. Step 4: Simplify right side
    499,756.99x = 122,038,392,662.70
  5. Step 5: Solve for x
    x = 122,038,392,662.70/499,756.99
  6. Step 6: Final answer
    x = 244,195.47

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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.