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Finding the Fourth Proportional to 573,033.11, 859,721.54 and 231,300.69

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Solution

The fourth proportional to 573,033.11, 859,721.54 and 231,300.69 is: 347,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,033.11 : 859,721.54 = 231,300.69 : x
  2. Step 2: Convert to fraction form
    573,033.11/859,721.54 = 231,300.69/x
  3. Step 3: Cross multiply
    573,033.11x = 859,721.54 × 231,300.69
  4. Step 4: Simplify right side
    573,033.11x = 198,854,184,253.36
  5. Step 5: Solve for x
    x = 198,854,184,253.36/573,033.11
  6. Step 6: Final answer
    x = 347,020.41

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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.