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Finding the Fourth Proportional to 350,041.06, 483,116.95 and 202,845.28

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Solution

The fourth proportional to 350,041.06, 483,116.95 and 202,845.28 is: 279,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,041.06 : 483,116.95 = 202,845.28 : x
  2. Step 2: Convert to fraction form
    350,041.06/483,116.95 = 202,845.28/x
  3. Step 3: Cross multiply
    350,041.06x = 483,116.95 × 202,845.28
  4. Step 4: Simplify right side
    350,041.06x = 97,997,992,995.50
  5. Step 5: Solve for x
    x = 97,997,992,995.50/350,041.06
  6. Step 6: Final answer
    x = 279,961.42

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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.