Home / 888,615.74-1,333,004.62-289,423.10

Finding the Fourth Proportional to 888,615.74, 1,333,004.62 and 289,423.10

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Solution

The fourth proportional to 888,615.74, 1,333,004.62 and 289,423.10 is: 434,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,615.74 : 1,333,004.62 = 289,423.10 : x
  2. Step 2: Convert to fraction form
    888,615.74/1,333,004.62 = 289,423.10/x
  3. Step 3: Cross multiply
    888,615.74x = 1,333,004.62 × 289,423.10
  4. Step 4: Simplify right side
    888,615.74x = 385,802,329,434.72
  5. Step 5: Solve for x
    x = 385,802,329,434.72/888,615.74
  6. Step 6: Final answer
    x = 434,161.04

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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.