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Finding the Fourth Proportional to 423,045.26, 634,761.67 and 183,232.51

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Solution

The fourth proportional to 423,045.26, 634,761.67 and 183,232.51 is: 274,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,045.26 : 634,761.67 = 183,232.51 : x
  2. Step 2: Convert to fraction form
    423,045.26/634,761.67 = 183,232.51/x
  3. Step 3: Cross multiply
    423,045.26x = 634,761.67 × 183,232.51
  4. Step 4: Simplify right side
    423,045.26x = 116,308,969,955.92
  5. Step 5: Solve for x
    x = 116,308,969,955.92/423,045.26
  6. Step 6: Final answer
    x = 274,932.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.