Home / 427,080.75-589,320.27-236,068.17

Finding the Fourth Proportional to 427,080.75, 589,320.27 and 236,068.17

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Solution

The fourth proportional to 427,080.75, 589,320.27 and 236,068.17 is: 325,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,080.75 : 589,320.27 = 236,068.17 : x
  2. Step 2: Convert to fraction form
    427,080.75/589,320.27 = 236,068.17/x
  3. Step 3: Cross multiply
    427,080.75x = 589,320.27 × 236,068.17
  4. Step 4: Simplify right side
    427,080.75x = 139,119,757,682.81
  5. Step 5: Solve for x
    x = 139,119,757,682.81/427,080.75
  6. Step 6: Final answer
    x = 325,745.79

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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.