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Finding the Fourth Proportional to 349,399.45, 523,564.57 and 235,124.07

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Solution

The fourth proportional to 349,399.45, 523,564.57 and 235,124.07 is: 352,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,399.45 : 523,564.57 = 235,124.07 : x
  2. Step 2: Convert to fraction form
    349,399.45/523,564.57 = 235,124.07/x
  3. Step 3: Cross multiply
    349,399.45x = 523,564.57 × 235,124.07
  4. Step 4: Simplify right side
    349,399.45x = 123,102,632,606.20
  5. Step 5: Solve for x
    x = 123,102,632,606.20/349,399.45
  6. Step 6: Final answer
    x = 352,326.35

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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.