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Finding the Fourth Proportional to 455,737.52, 684,035.22 and 231,259.04

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Solution

The fourth proportional to 455,737.52, 684,035.22 and 231,259.04 is: 347,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,737.52 : 684,035.22 = 231,259.04 : x
  2. Step 2: Convert to fraction form
    455,737.52/684,035.22 = 231,259.04/x
  3. Step 3: Cross multiply
    455,737.52x = 684,035.22 × 231,259.04
  4. Step 4: Simplify right side
    455,737.52x = 158,189,328,303.39
  5. Step 5: Solve for x
    x = 158,189,328,303.39/455,737.52
  6. Step 6: Final answer
    x = 347,106.22

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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.