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Finding the Fourth Proportional to 599,332.40, 898,998.60 and 548,010.80

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Solution

The fourth proportional to 599,332.40, 898,998.60 and 548,010.80 is: 822,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,332.40 : 898,998.60 = 548,010.80 : x
  2. Step 2: Convert to fraction form
    599,332.40/898,998.60 = 548,010.80/x
  3. Step 3: Cross multiply
    599,332.40x = 898,998.60 × 548,010.80
  4. Step 4: Simplify right side
    599,332.40x = 492,660,941,984.88
  5. Step 5: Solve for x
    x = 492,660,941,984.88/599,332.40
  6. Step 6: Final answer
    x = 822,016.20

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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.