Home / 471,829.76-651,118.56-270,621.44

Finding the Fourth Proportional to 471,829.76, 651,118.56 and 270,621.44

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Solution

The fourth proportional to 471,829.76, 651,118.56 and 270,621.44 is: 373,453.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,829.76 : 651,118.56 = 270,621.44 : x
  2. Step 2: Convert to fraction form
    471,829.76/651,118.56 = 270,621.44/x
  3. Step 3: Cross multiply
    471,829.76x = 651,118.56 × 270,621.44
  4. Step 4: Simplify right side
    471,829.76x = 176,206,642,317.93
  5. Step 5: Solve for x
    x = 176,206,642,317.93/471,829.76
  6. Step 6: Final answer
    x = 373,453.85

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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.