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Finding the Fourth Proportional to 475,475.46, 712,950.74 and 195,189.54

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Solution

The fourth proportional to 475,475.46, 712,950.74 and 195,189.54 is: 292,676.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,475.46 : 712,950.74 = 195,189.54 : x
  2. Step 2: Convert to fraction form
    475,475.46/712,950.74 = 195,189.54/x
  3. Step 3: Cross multiply
    475,475.46x = 712,950.74 × 195,189.54
  4. Step 4: Simplify right side
    475,475.46x = 139,160,526,983.26
  5. Step 5: Solve for x
    x = 139,160,526,983.26/475,475.46
  6. Step 6: Final answer
    x = 292,676.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.