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Finding the Fourth Proportional to 429,882.36, 593,190.56 and 248,566.86

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Solution

The fourth proportional to 429,882.36, 593,190.56 and 248,566.86 is: 342,995.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,882.36 : 593,190.56 = 248,566.86 : x
  2. Step 2: Convert to fraction form
    429,882.36/593,190.56 = 248,566.86/x
  3. Step 3: Cross multiply
    429,882.36x = 593,190.56 × 248,566.86
  4. Step 4: Simplify right side
    429,882.36x = 147,447,513,638.01
  5. Step 5: Solve for x
    x = 147,447,513,638.01/429,882.36
  6. Step 6: Final answer
    x = 342,995.03

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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.