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Finding the Fourth Proportional to 482,559.69, 723,368.76 and 229,772.28

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Solution

The fourth proportional to 482,559.69, 723,368.76 and 229,772.28 is: 344,434.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,559.69 : 723,368.76 = 229,772.28 : x
  2. Step 2: Convert to fraction form
    482,559.69/723,368.76 = 229,772.28/x
  3. Step 3: Cross multiply
    482,559.69x = 723,368.76 × 229,772.28
  4. Step 4: Simplify right side
    482,559.69x = 166,210,089,265.97
  5. Step 5: Solve for x
    x = 166,210,089,265.97/482,559.69
  6. Step 6: Final answer
    x = 344,434.26

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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.