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Finding the Fourth Proportional to 360,599.51, 497,631.70 and 199,450.42

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Solution

The fourth proportional to 360,599.51, 497,631.70 and 199,450.42 is: 275,244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,599.51 : 497,631.70 = 199,450.42 : x
  2. Step 2: Convert to fraction form
    360,599.51/497,631.70 = 199,450.42/x
  3. Step 3: Cross multiply
    360,599.51x = 497,631.70 × 199,450.42
  4. Step 4: Simplify right side
    360,599.51x = 99,252,850,575.55
  5. Step 5: Solve for x
    x = 99,252,850,575.55/360,599.51
  6. Step 6: Final answer
    x = 275,244.00

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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.