Home / 383,826.07-575,739.09-134,508.07

Finding the Fourth Proportional to 383,826.07, 575,739.09 and 134,508.07

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Solution

The fourth proportional to 383,826.07, 575,739.09 and 134,508.07 is: 201,762.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,826.07 : 575,739.09 = 134,508.07 : x
  2. Step 2: Convert to fraction form
    383,826.07/575,739.09 = 134,508.07/x
  3. Step 3: Cross multiply
    383,826.07x = 575,739.09 × 134,508.07
  4. Step 4: Simplify right side
    383,826.07x = 77,441,553,819.46
  5. Step 5: Solve for x
    x = 77,441,553,819.46/383,826.07
  6. Step 6: Final answer
    x = 201,762.10

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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.