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Finding the Fourth Proportional to 573,029.12, 858,362.42 and 335,652.14

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Solution

The fourth proportional to 573,029.12, 858,362.42 and 335,652.14 is: 502,786.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,029.12 : 858,362.42 = 335,652.14 : x
  2. Step 2: Convert to fraction form
    573,029.12/858,362.42 = 335,652.14/x
  3. Step 3: Cross multiply
    573,029.12x = 858,362.42 × 335,652.14
  4. Step 4: Simplify right side
    573,029.12x = 288,111,183,168.58
  5. Step 5: Solve for x
    x = 288,111,183,168.58/573,029.12
  6. Step 6: Final answer
    x = 502,786.29

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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.