Home / 351,319.02-484,819.84-190,174.02

Finding the Fourth Proportional to 351,319.02, 484,819.84 and 190,174.02

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Solution

The fourth proportional to 351,319.02, 484,819.84 and 190,174.02 is: 262,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,319.02 : 484,819.84 = 190,174.02 : x
  2. Step 2: Convert to fraction form
    351,319.02/484,819.84 = 190,174.02/x
  3. Step 3: Cross multiply
    351,319.02x = 484,819.84 × 190,174.02
  4. Step 4: Simplify right side
    351,319.02x = 92,200,137,948.56
  5. Step 5: Solve for x
    x = 92,200,137,948.56/351,319.02
  6. Step 6: Final answer
    x = 262,439.93

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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.