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Finding the Fourth Proportional to 533,537.56, 736,305.42 and 307,255.96

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Solution

The fourth proportional to 533,537.56, 736,305.42 and 307,255.96 is: 424,026.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,537.56 : 736,305.42 = 307,255.96 : x
  2. Step 2: Convert to fraction form
    533,537.56/736,305.42 = 307,255.96/x
  3. Step 3: Cross multiply
    533,537.56x = 736,305.42 × 307,255.96
  4. Step 4: Simplify right side
    533,537.56x = 226,234,228,675.30
  5. Step 5: Solve for x
    x = 226,234,228,675.30/533,537.56
  6. Step 6: Final answer
    x = 424,026.81

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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.