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Finding the Fourth Proportional to 573,144, 858,534.38 and 335,767.02

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Solution

The fourth proportional to 573,144, 858,534.38 and 335,767.02 is: 502,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,144 : 858,534.38 = 335,767.02 : x
  2. Step 2: Convert to fraction form
    573,144/858,534.38 = 335,767.02/x
  3. Step 3: Cross multiply
    573,144x = 858,534.38 × 335,767.02
  4. Step 4: Simplify right side
    573,144x = 288,267,528,661.31
  5. Step 5: Solve for x
    x = 288,267,528,661.31/573,144
  6. Step 6: Final answer
    x = 502,958.29

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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.