Home / 622,814.58-859,484.10-336,334.65

Finding the Fourth Proportional to 622,814.58, 859,484.10 and 336,334.65

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Solution

The fourth proportional to 622,814.58, 859,484.10 and 336,334.65 is: 464,141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,814.58 : 859,484.10 = 336,334.65 : x
  2. Step 2: Convert to fraction form
    622,814.58/859,484.10 = 336,334.65/x
  3. Step 3: Cross multiply
    622,814.58x = 859,484.10 × 336,334.65
  4. Step 4: Simplify right side
    622,814.58x = 289,074,282,272.39
  5. Step 5: Solve for x
    x = 289,074,282,272.39/622,814.58
  6. Step 6: Final answer
    x = 464,141.81

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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.