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Finding the Fourth Proportional to 333,869.51, 501,304.48 and 289,029.13

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Solution

The fourth proportional to 333,869.51, 501,304.48 and 289,029.13 is: 433,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,869.51 : 501,304.48 = 289,029.13 : x
  2. Step 2: Convert to fraction form
    333,869.51/501,304.48 = 289,029.13/x
  3. Step 3: Cross multiply
    333,869.51x = 501,304.48 × 289,029.13
  4. Step 4: Simplify right side
    333,869.51x = 144,891,595,743.67
  5. Step 5: Solve for x
    x = 144,891,595,743.67/333,869.51
  6. Step 6: Final answer
    x = 433,976.72

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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.