Home / 528,845.61-791,514.23-481,569.96

Finding the Fourth Proportional to 528,845.61, 791,514.23 and 481,569.96

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Solution

The fourth proportional to 528,845.61, 791,514.23 and 481,569.96 is: 720,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,845.61 : 791,514.23 = 481,569.96 : x
  2. Step 2: Convert to fraction form
    528,845.61/791,514.23 = 481,569.96/x
  3. Step 3: Cross multiply
    528,845.61x = 791,514.23 × 481,569.96
  4. Step 4: Simplify right side
    528,845.61x = 381,169,473,672.68
  5. Step 5: Solve for x
    x = 381,169,473,672.68/528,845.61
  6. Step 6: Final answer
    x = 720,757.56

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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.