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Finding the Fourth Proportional to 369,591.48, 510,035.10 and 199,825.56

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Solution

The fourth proportional to 369,591.48, 510,035.10 and 199,825.56 is: 275,758.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,591.48 : 510,035.10 = 199,825.56 : x
  2. Step 2: Convert to fraction form
    369,591.48/510,035.10 = 199,825.56/x
  3. Step 3: Cross multiply
    369,591.48x = 510,035.10 × 199,825.56
  4. Step 4: Simplify right side
    369,591.48x = 101,918,049,477.16
  5. Step 5: Solve for x
    x = 101,918,049,477.16/369,591.48
  6. Step 6: Final answer
    x = 275,758.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.