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Finding the Fourth Proportional to 335,566.88, 503,347.60 and 157,977

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Solution

The fourth proportional to 335,566.88, 503,347.60 and 157,977 is: 236,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,566.88 : 503,347.60 = 157,977 : x
  2. Step 2: Convert to fraction form
    335,566.88/503,347.60 = 157,977/x
  3. Step 3: Cross multiply
    335,566.88x = 503,347.60 × 157,977
  4. Step 4: Simplify right side
    335,566.88x = 79,517,343,805.20
  5. Step 5: Solve for x
    x = 79,517,343,805.20/335,566.88
  6. Step 6: Final answer
    x = 236,964.22

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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.