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Finding the Fourth Proportional to 604,642.71, 834,412.86 and 332,716.46

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Solution

The fourth proportional to 604,642.71, 834,412.86 and 332,716.46 is: 459,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,642.71 : 834,412.86 = 332,716.46 : x
  2. Step 2: Convert to fraction form
    604,642.71/834,412.86 = 332,716.46/x
  3. Step 3: Cross multiply
    604,642.71x = 834,412.86 × 332,716.46
  4. Step 4: Simplify right side
    604,642.71x = 277,622,888,785.61
  5. Step 5: Solve for x
    x = 277,622,888,785.61/604,642.71
  6. Step 6: Final answer
    x = 459,151.97

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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.