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Finding the Fourth Proportional to 599,487.48, 826,486.74 and 580,912.56

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Solution

The fourth proportional to 599,487.48, 826,486.74 and 580,912.56 is: 800,878.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,487.48 : 826,486.74 = 580,912.56 : x
  2. Step 2: Convert to fraction form
    599,487.48/826,486.74 = 580,912.56/x
  3. Step 3: Cross multiply
    599,487.48x = 826,486.74 × 580,912.56
  4. Step 4: Simplify right side
    599,487.48x = 480,116,527,939.45
  5. Step 5: Solve for x
    x = 480,116,527,939.45/599,487.48
  6. Step 6: Final answer
    x = 800,878.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.