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Finding the Fourth Proportional to 866,294.99, 1,299,663.92 and 333,673.01

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Solution

The fourth proportional to 866,294.99, 1,299,663.92 and 333,673.01 is: 500,594.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,294.99 : 1,299,663.92 = 333,673.01 : x
  2. Step 2: Convert to fraction form
    866,294.99/1,299,663.92 = 333,673.01/x
  3. Step 3: Cross multiply
    866,294.99x = 1,299,663.92 × 333,673.01
  4. Step 4: Simplify right side
    866,294.99x = 433,662,772,174.80
  5. Step 5: Solve for x
    x = 433,662,772,174.80/866,294.99
  6. Step 6: Final answer
    x = 500,594.81

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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.