Home / 413,720.24-620,568-114,219.10

Finding the Fourth Proportional to 413,720.24, 620,568 and 114,219.10

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Solution

The fourth proportional to 413,720.24, 620,568 and 114,219.10 is: 171,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,720.24 : 620,568 = 114,219.10 : x
  2. Step 2: Convert to fraction form
    413,720.24/620,568 = 114,219.10/x
  3. Step 3: Cross multiply
    413,720.24x = 620,568 × 114,219.10
  4. Step 4: Simplify right side
    413,720.24x = 70,880,718,448.80
  5. Step 5: Solve for x
    x = 70,880,718,448.80/413,720.24
  6. Step 6: Final answer
    x = 171,325.24

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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.