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Finding the Fourth Proportional to 352,330.56, 528,772.86 and 162,878.04

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Solution

The fourth proportional to 352,330.56, 528,772.86 and 162,878.04 is: 244,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,330.56 : 528,772.86 = 162,878.04 : x
  2. Step 2: Convert to fraction form
    352,330.56/528,772.86 = 162,878.04/x
  3. Step 3: Cross multiply
    352,330.56x = 528,772.86 × 162,878.04
  4. Step 4: Simplify right side
    352,330.56x = 86,125,487,041.99
  5. Step 5: Solve for x
    x = 86,125,487,041.99/352,330.56
  6. Step 6: Final answer
    x = 244,445.12

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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.