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Finding the Fourth Proportional to 455,904.27, 684,053.24 and 245,500.29

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Solution

The fourth proportional to 455,904.27, 684,053.24 and 245,500.29 is: 368,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,904.27 : 684,053.24 = 245,500.29 : x
  2. Step 2: Convert to fraction form
    455,904.27/684,053.24 = 245,500.29/x
  3. Step 3: Cross multiply
    455,904.27x = 684,053.24 × 245,500.29
  4. Step 4: Simplify right side
    455,904.27x = 167,935,267,567.94
  5. Step 5: Solve for x
    x = 167,935,267,567.94/455,904.27
  6. Step 6: Final answer
    x = 368,356.43

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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.