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Finding the Fourth Proportional to 333,338.02, 500,007.29 and 84,020.02

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Solution

The fourth proportional to 333,338.02, 500,007.29 and 84,020.02 is: 126,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,338.02 : 500,007.29 = 84,020.02 : x
  2. Step 2: Convert to fraction form
    333,338.02/500,007.29 = 84,020.02/x
  3. Step 3: Cross multiply
    333,338.02x = 500,007.29 × 84,020.02
  4. Step 4: Simplify right side
    333,338.02x = 42,010,622,505.95
  5. Step 5: Solve for x
    x = 42,010,622,505.95/333,338.02
  6. Step 6: Final answer
    x = 126,030.10

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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.