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Finding the Fourth Proportional to 503,577.28, 754,988.58 and 303,850.48

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Solution

The fourth proportional to 503,577.28, 754,988.58 and 303,850.48 is: 455,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,577.28 : 754,988.58 = 303,850.48 : x
  2. Step 2: Convert to fraction form
    503,577.28/754,988.58 = 303,850.48/x
  3. Step 3: Cross multiply
    503,577.28x = 754,988.58 × 303,850.48
  4. Step 4: Simplify right side
    503,577.28x = 229,403,642,427.52
  5. Step 5: Solve for x
    x = 229,403,642,427.52/503,577.28
  6. Step 6: Final answer
    x = 455,548.04

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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.