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Finding the Fourth Proportional to 457,069.02, 684,225.70 and 246,067.26

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Solution

The fourth proportional to 457,069.02, 684,225.70 and 246,067.26 is: 368,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,069.02 : 684,225.70 = 246,067.26 : x
  2. Step 2: Convert to fraction form
    457,069.02/684,225.70 = 246,067.26/x
  3. Step 3: Cross multiply
    457,069.02x = 684,225.70 × 246,067.26
  4. Step 4: Simplify right side
    457,069.02x = 168,365,543,220.58
  5. Step 5: Solve for x
    x = 168,365,543,220.58/457,069.02
  6. Step 6: Final answer
    x = 368,359.12

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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.