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Finding the Fourth Proportional to 583,463.40, 874,028.70 and 333,853.80

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Solution

The fourth proportional to 583,463.40, 874,028.70 and 333,853.80 is: 500,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,463.40 : 874,028.70 = 333,853.80 : x
  2. Step 2: Convert to fraction form
    583,463.40/874,028.70 = 333,853.80/x
  3. Step 3: Cross multiply
    583,463.40x = 874,028.70 × 333,853.80
  4. Step 4: Simplify right side
    583,463.40x = 291,797,802,804.06
  5. Step 5: Solve for x
    x = 291,797,802,804.06/583,463.40
  6. Step 6: Final answer
    x = 500,113.29

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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.