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Finding the Fourth Proportional to 500,849.79, 751,521.32 and 234,564.31

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Solution

The fourth proportional to 500,849.79, 751,521.32 and 234,564.31 is: 351,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,849.79 : 751,521.32 = 234,564.31 : x
  2. Step 2: Convert to fraction form
    500,849.79/751,521.32 = 234,564.31/x
  3. Step 3: Cross multiply
    500,849.79x = 751,521.32 × 234,564.31
  4. Step 4: Simplify right side
    500,849.79x = 176,280,079,876.09
  5. Step 5: Solve for x
    x = 176,280,079,876.09/500,849.79
  6. Step 6: Final answer
    x = 351,961.98

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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.