Home / 888,463.11-1,332,693.62-289,423.29

Finding the Fourth Proportional to 888,463.11, 1,332,693.62 and 289,423.29

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Solution

The fourth proportional to 888,463.11, 1,332,693.62 and 289,423.29 is: 434,134.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,463.11 : 1,332,693.62 = 289,423.29 : x
  2. Step 2: Convert to fraction form
    888,463.11/1,332,693.62 = 289,423.29/x
  3. Step 3: Cross multiply
    888,463.11x = 1,332,693.62 × 289,423.29
  4. Step 4: Simplify right side
    888,463.11x = 385,712,570,615.29
  5. Step 5: Solve for x
    x = 385,712,570,615.29/888,463.11
  6. Step 6: Final answer
    x = 434,134.59

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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.