Home / 888,066.88-1,331,749.68-355,488.64

Finding the Fourth Proportional to 888,066.88, 1,331,749.68 and 355,488.64

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Solution

The fourth proportional to 888,066.88, 1,331,749.68 and 355,488.64 is: 533,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,066.88 : 1,331,749.68 = 355,488.64 : x
  2. Step 2: Convert to fraction form
    888,066.88/1,331,749.68 = 355,488.64/x
  3. Step 3: Cross multiply
    888,066.88x = 1,331,749.68 × 355,488.64
  4. Step 4: Simplify right side
    888,066.88x = 473,421,882,563.64
  5. Step 5: Solve for x
    x = 473,421,882,563.64/888,066.88
  6. Step 6: Final answer
    x = 533,092.60

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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.