Home / 622,900.10-934,428.06-243,771.86

Finding the Fourth Proportional to 622,900.10, 934,428.06 and 243,771.86

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Solution

The fourth proportional to 622,900.10, 934,428.06 and 243,771.86 is: 365,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,900.10 : 934,428.06 = 243,771.86 : x
  2. Step 2: Convert to fraction form
    622,900.10/934,428.06 = 243,771.86/x
  3. Step 3: Cross multiply
    622,900.10x = 934,428.06 × 243,771.86
  4. Step 4: Simplify right side
    622,900.10x = 227,787,261,550.25
  5. Step 5: Solve for x
    x = 227,787,261,550.25/622,900.10
  6. Step 6: Final answer
    x = 365,688.28

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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.