Home / 360,929.76-498,012.48-226,716

Finding the Fourth Proportional to 360,929.76, 498,012.48 and 226,716

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Solution

The fourth proportional to 360,929.76, 498,012.48 and 226,716 is: 312,823.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,929.76 : 498,012.48 = 226,716 : x
  2. Step 2: Convert to fraction form
    360,929.76/498,012.48 = 226,716/x
  3. Step 3: Cross multiply
    360,929.76x = 498,012.48 × 226,716
  4. Step 4: Simplify right side
    360,929.76x = 112,907,397,415.68
  5. Step 5: Solve for x
    x = 112,907,397,415.68/360,929.76
  6. Step 6: Final answer
    x = 312,823.74

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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.