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Finding the Fourth Proportional to 360,462.56, 497,433.15 and 199,314.07

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Solution

The fourth proportional to 360,462.56, 497,433.15 and 199,314.07 is: 275,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,462.56 : 497,433.15 = 199,314.07 : x
  2. Step 2: Convert to fraction form
    360,462.56/497,433.15 = 199,314.07/x
  3. Step 3: Cross multiply
    360,462.56x = 497,433.15 × 199,314.07
  4. Step 4: Simplify right side
    360,462.56x = 99,145,424,435.84
  5. Step 5: Solve for x
    x = 99,145,424,435.84/360,462.56
  6. Step 6: Final answer
    x = 275,050.55

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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.