Home / 346,867.26-520,390.67-106,975.86

Finding the Fourth Proportional to 346,867.26, 520,390.67 and 106,975.86

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Solution

The fourth proportional to 346,867.26, 520,390.67 and 106,975.86 is: 160,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,867.26 : 520,390.67 = 106,975.86 : x
  2. Step 2: Convert to fraction form
    346,867.26/520,390.67 = 106,975.86/x
  3. Step 3: Cross multiply
    346,867.26x = 520,390.67 × 106,975.86
  4. Step 4: Simplify right side
    346,867.26x = 55,669,239,459.23
  5. Step 5: Solve for x
    x = 55,669,239,459.23/346,867.26
  6. Step 6: Final answer
    x = 160,491.48

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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.