Home / 351,315.72-484,815.98-190,170.27

Finding the Fourth Proportional to 351,315.72, 484,815.98 and 190,170.27

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Solution

The fourth proportional to 351,315.72, 484,815.98 and 190,170.27 is: 262,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,315.72 : 484,815.98 = 190,170.27 : x
  2. Step 2: Convert to fraction form
    351,315.72/484,815.98 = 190,170.27/x
  3. Step 3: Cross multiply
    351,315.72x = 484,815.98 × 190,170.27
  4. Step 4: Simplify right side
    351,315.72x = 92,197,586,292.34
  5. Step 5: Solve for x
    x = 92,197,586,292.34/351,315.72
  6. Step 6: Final answer
    x = 262,435.13

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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.