Home / 383,716.32-575,973.68-282,628.51

Finding the Fourth Proportional to 383,716.32, 575,973.68 and 282,628.51

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Solution

The fourth proportional to 383,716.32, 575,973.68 and 282,628.51 is: 424,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,716.32 : 575,973.68 = 282,628.51 : x
  2. Step 2: Convert to fraction form
    383,716.32/575,973.68 = 282,628.51/x
  3. Step 3: Cross multiply
    383,716.32x = 575,973.68 × 282,628.51
  4. Step 4: Simplify right side
    383,716.32x = 162,786,582,977.62
  5. Step 5: Solve for x
    x = 162,786,582,977.62/383,716.32
  6. Step 6: Final answer
    x = 424,236.80

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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.