Home / 351,345.36-484,856.49-190,200.29

Finding the Fourth Proportional to 351,345.36, 484,856.49 and 190,200.29

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Solution

The fourth proportional to 351,345.36, 484,856.49 and 190,200.29 is: 262,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,345.36 : 484,856.49 = 190,200.29 : x
  2. Step 2: Convert to fraction form
    351,345.36/484,856.49 = 190,200.29/x
  3. Step 3: Cross multiply
    351,345.36x = 484,856.49 × 190,200.29
  4. Step 4: Simplify right side
    351,345.36x = 92,219,845,113.56
  5. Step 5: Solve for x
    x = 92,219,845,113.56/351,345.36
  6. Step 6: Final answer
    x = 262,476.34

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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.