Home / 475,772.31-656,566.70-260,913.96

Finding the Fourth Proportional to 475,772.31, 656,566.70 and 260,913.96

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Solution

The fourth proportional to 475,772.31, 656,566.70 and 260,913.96 is: 360,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,772.31 : 656,566.70 = 260,913.96 : x
  2. Step 2: Convert to fraction form
    475,772.31/656,566.70 = 260,913.96/x
  3. Step 3: Cross multiply
    475,772.31x = 656,566.70 × 260,913.96
  4. Step 4: Simplify right side
    475,772.31x = 171,307,416,396.56
  5. Step 5: Solve for x
    x = 171,307,416,396.56/475,772.31
  6. Step 6: Final answer
    x = 360,061.76

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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.