Home / 888,015.57-1,331,801.61-348,381.83

Finding the Fourth Proportional to 888,015.57, 1,331,801.61 and 348,381.83

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Solution

The fourth proportional to 888,015.57, 1,331,801.61 and 348,381.83 is: 522,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,015.57 : 1,331,801.61 = 348,381.83 : x
  2. Step 2: Convert to fraction form
    888,015.57/1,331,801.61 = 348,381.83/x
  3. Step 3: Cross multiply
    888,015.57x = 1,331,801.61 × 348,381.83
  4. Step 4: Simplify right side
    888,015.57x = 463,975,475,429.74
  5. Step 5: Solve for x
    x = 463,975,475,429.74/888,015.57
  6. Step 6: Final answer
    x = 522,485.74

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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.