Home / 351,346.35-484,858.13-190,201.40

Finding the Fourth Proportional to 351,346.35, 484,858.13 and 190,201.40

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Solution

The fourth proportional to 351,346.35, 484,858.13 and 190,201.40 is: 262,478.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,346.35 : 484,858.13 = 190,201.40 : x
  2. Step 2: Convert to fraction form
    351,346.35/484,858.13 = 190,201.40/x
  3. Step 3: Cross multiply
    351,346.35x = 484,858.13 × 190,201.40
  4. Step 4: Simplify right side
    351,346.35x = 92,220,695,127.38
  5. Step 5: Solve for x
    x = 92,220,695,127.38/351,346.35
  6. Step 6: Final answer
    x = 262,478.02

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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.