Home / 475,837.59-656,674.29-260,986.71

Finding the Fourth Proportional to 475,837.59, 656,674.29 and 260,986.71

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Solution

The fourth proportional to 475,837.59, 656,674.29 and 260,986.71 is: 360,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,837.59 : 656,674.29 = 260,986.71 : x
  2. Step 2: Convert to fraction form
    475,837.59/656,674.29 = 260,986.71/x
  3. Step 3: Cross multiply
    475,837.59x = 656,674.29 × 260,986.71
  4. Step 4: Simplify right side
    475,837.59x = 171,383,262,488.69
  5. Step 5: Solve for x
    x = 171,383,262,488.69/475,837.59
  6. Step 6: Final answer
    x = 360,171.76

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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.