Home / 475,680.42-656,433.90-260,819.82

Finding the Fourth Proportional to 475,680.42, 656,433.90 and 260,819.82

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Solution

The fourth proportional to 475,680.42, 656,433.90 and 260,819.82 is: 359,928.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,680.42 : 656,433.90 = 260,819.82 : x
  2. Step 2: Convert to fraction form
    475,680.42/656,433.90 = 260,819.82/x
  3. Step 3: Cross multiply
    475,680.42x = 656,433.90 × 260,819.82
  4. Step 4: Simplify right side
    475,680.42x = 171,210,971,639.90
  5. Step 5: Solve for x
    x = 171,210,971,639.90/475,680.42
  6. Step 6: Final answer
    x = 359,928.57

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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.