Home / 883,701.87-1,324,317.24-478,018.43

Finding the Fourth Proportional to 883,701.87, 1,324,317.24 and 478,018.43

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Solution

The fourth proportional to 883,701.87, 1,324,317.24 and 478,018.43 is: 716,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,701.87 : 1,324,317.24 = 478,018.43 : x
  2. Step 2: Convert to fraction form
    883,701.87/1,324,317.24 = 478,018.43/x
  3. Step 3: Cross multiply
    883,701.87x = 1,324,317.24 × 478,018.43
  4. Step 4: Simplify right side
    883,701.87x = 633,048,041,265.15
  5. Step 5: Solve for x
    x = 633,048,041,265.15/883,701.87
  6. Step 6: Final answer
    x = 716,359.29

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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.