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Finding the Fourth Proportional to 536,669.55, 740,617.56 and 294,958.26

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Solution

The fourth proportional to 536,669.55, 740,617.56 and 294,958.26 is: 407,049.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,669.55 : 740,617.56 = 294,958.26 : x
  2. Step 2: Convert to fraction form
    536,669.55/740,617.56 = 294,958.26/x
  3. Step 3: Cross multiply
    536,669.55x = 740,617.56 × 294,958.26
  4. Step 4: Simplify right side
    536,669.55x = 218,451,266,823.05
  5. Step 5: Solve for x
    x = 218,451,266,823.05/536,669.55
  6. Step 6: Final answer
    x = 407,049.86

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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.