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Finding the Fourth Proportional to 573,144.75, 858,535.50 and 335,767.77

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Solution

The fourth proportional to 573,144.75, 858,535.50 and 335,767.77 is: 502,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,144.75 : 858,535.50 = 335,767.77 : x
  2. Step 2: Convert to fraction form
    573,144.75/858,535.50 = 335,767.77/x
  3. Step 3: Cross multiply
    573,144.75x = 858,535.50 × 335,767.77
  4. Step 4: Simplify right side
    573,144.75x = 288,268,550,300.84
  5. Step 5: Solve for x
    x = 288,268,550,300.84/573,144.75
  6. Step 6: Final answer
    x = 502,959.42

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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.