Home / 352,533.31-528,996.47-190,424.06

Finding the Fourth Proportional to 352,533.31, 528,996.47 and 190,424.06

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Solution

The fourth proportional to 352,533.31, 528,996.47 and 190,424.06 is: 285,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,533.31 : 528,996.47 = 190,424.06 : x
  2. Step 2: Convert to fraction form
    352,533.31/528,996.47 = 190,424.06/x
  3. Step 3: Cross multiply
    352,533.31x = 528,996.47 × 190,424.06
  4. Step 4: Simplify right side
    352,533.31x = 100,733,657,976.44
  5. Step 5: Solve for x
    x = 100,733,657,976.44/352,533.31
  6. Step 6: Final answer
    x = 285,742.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.