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Finding the Fourth Proportional to 264,798.09, 365,394.05 and 157,347.36

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Solution

The fourth proportional to 264,798.09, 365,394.05 and 157,347.36 is: 217,123.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,798.09 : 365,394.05 = 157,347.36 : x
  2. Step 2: Convert to fraction form
    264,798.09/365,394.05 = 157,347.36/x
  3. Step 3: Cross multiply
    264,798.09x = 365,394.05 × 157,347.36
  4. Step 4: Simplify right side
    264,798.09x = 57,493,789,151.79
  5. Step 5: Solve for x
    x = 57,493,789,151.79/264,798.09
  6. Step 6: Final answer
    x = 217,123.13

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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.