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Finding the Fourth Proportional to 456,472.98, 685,003.23 and 246,256.02

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Solution

The fourth proportional to 456,472.98, 685,003.23 and 246,256.02 is: 369,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,472.98 : 685,003.23 = 246,256.02 : x
  2. Step 2: Convert to fraction form
    456,472.98/685,003.23 = 246,256.02/x
  3. Step 3: Cross multiply
    456,472.98x = 685,003.23 × 246,256.02
  4. Step 4: Simplify right side
    456,472.98x = 168,686,169,106.95
  5. Step 5: Solve for x
    x = 168,686,169,106.95/456,472.98
  6. Step 6: Final answer
    x = 369,542.51

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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.