Home / 888,433.68-1,332,628.38-415,648.02

Finding the Fourth Proportional to 888,433.68, 1,332,628.38 and 415,648.02

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Solution

The fourth proportional to 888,433.68, 1,332,628.38 and 415,648.02 is: 623,461.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,433.68 : 1,332,628.38 = 415,648.02 : x
  2. Step 2: Convert to fraction form
    888,433.68/1,332,628.38 = 415,648.02/x
  3. Step 3: Cross multiply
    888,433.68x = 1,332,628.38 × 415,648.02
  4. Step 4: Simplify right side
    888,433.68x = 553,904,347,542.81
  5. Step 5: Solve for x
    x = 553,904,347,542.81/888,433.68
  6. Step 6: Final answer
    x = 623,461.67

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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.