Home / 456,352.11-684,529.32-186,480.24

Finding the Fourth Proportional to 456,352.11, 684,529.32 and 186,480.24

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Solution

The fourth proportional to 456,352.11, 684,529.32 and 186,480.24 is: 279,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,352.11 : 684,529.32 = 186,480.24 : x
  2. Step 2: Convert to fraction form
    456,352.11/684,529.32 = 186,480.24/x
  3. Step 3: Cross multiply
    456,352.11x = 684,529.32 × 186,480.24
  4. Step 4: Simplify right side
    456,352.11x = 127,651,191,880.64
  5. Step 5: Solve for x
    x = 127,651,191,880.64/456,352.11
  6. Step 6: Final answer
    x = 279,720.83

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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.