Home / 999,594.40-1,499,469.36-289,632.64

Finding the Fourth Proportional to 999,594.40, 1,499,469.36 and 289,632.64

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Solution

The fourth proportional to 999,594.40, 1,499,469.36 and 289,632.64 is: 434,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,594.40 : 1,499,469.36 = 289,632.64 : x
  2. Step 2: Convert to fraction form
    999,594.40/1,499,469.36 = 289,632.64/x
  3. Step 3: Cross multiply
    999,594.40x = 1,499,469.36 × 289,632.64
  4. Step 4: Simplify right side
    999,594.40x = 434,295,269,335.91
  5. Step 5: Solve for x
    x = 434,295,269,335.91/999,594.40
  6. Step 6: Final answer
    x = 434,471.49

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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.