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Finding the Fourth Proportional to 595,999.96, 822,490.20 and 324,069.68

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Solution

The fourth proportional to 595,999.96, 822,490.20 and 324,069.68 is: 447,221.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,999.96 : 822,490.20 = 324,069.68 : x
  2. Step 2: Convert to fraction form
    595,999.96/822,490.20 = 324,069.68/x
  3. Step 3: Cross multiply
    595,999.96x = 822,490.20 × 324,069.68
  4. Step 4: Simplify right side
    595,999.96x = 266,544,137,973.36
  5. Step 5: Solve for x
    x = 266,544,137,973.36/595,999.96
  6. Step 6: Final answer
    x = 447,221.74

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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.