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Finding the Fourth Proportional to 599,132.48, 826,808.44 and 340,996.76

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Solution

The fourth proportional to 599,132.48, 826,808.44 and 340,996.76 is: 470,578.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,132.48 : 826,808.44 = 340,996.76 : x
  2. Step 2: Convert to fraction form
    599,132.48/826,808.44 = 340,996.76/x
  3. Step 3: Cross multiply
    599,132.48x = 826,808.44 × 340,996.76
  4. Step 4: Simplify right side
    599,132.48x = 281,938,999,180.65
  5. Step 5: Solve for x
    x = 281,938,999,180.65/599,132.48
  6. Step 6: Final answer
    x = 470,578.73

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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.