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Finding the Fourth Proportional to 433,876.53, 598,751.97 and 240,290.58

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Solution

The fourth proportional to 433,876.53, 598,751.97 and 240,290.58 is: 331,602.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,876.53 : 598,751.97 = 240,290.58 : x
  2. Step 2: Convert to fraction form
    433,876.53/598,751.97 = 240,290.58/x
  3. Step 3: Cross multiply
    433,876.53x = 598,751.97 × 240,290.58
  4. Step 4: Simplify right side
    433,876.53x = 143,874,459,491.67
  5. Step 5: Solve for x
    x = 143,874,459,491.67/433,876.53
  6. Step 6: Final answer
    x = 331,602.31

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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.