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Finding the Fourth Proportional to 373,952, 560,928 and 111,296

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Solution

The fourth proportional to 373,952, 560,928 and 111,296 is: 166,944

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,952 : 560,928 = 111,296 : x
  2. Step 2: Convert to fraction form
    373,952/560,928 = 111,296/x
  3. Step 3: Cross multiply
    373,952x = 560,928 × 111,296
  4. Step 4: Simplify right side
    373,952x = 62,429,042,688
  5. Step 5: Solve for x
    x = 62,429,042,688/373,952
  6. Step 6: Final answer
    x = 166,944

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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.