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Finding the Fourth Proportional to 455,283.87, 682,925.45 and 118,296.27

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Solution

The fourth proportional to 455,283.87, 682,925.45 and 118,296.27 is: 177,444.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,283.87 : 682,925.45 = 118,296.27 : x
  2. Step 2: Convert to fraction form
    455,283.87/682,925.45 = 118,296.27/x
  3. Step 3: Cross multiply
    455,283.87x = 682,925.45 × 118,296.27
  4. Step 4: Simplify right side
    455,283.87x = 80,787,532,831.59
  5. Step 5: Solve for x
    x = 80,787,532,831.59/455,283.87
  6. Step 6: Final answer
    x = 177,444.31

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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.