Home / 999,469.02-1,499,203.54-289,497.29

Finding the Fourth Proportional to 999,469.02, 1,499,203.54 and 289,497.29

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Solution

The fourth proportional to 999,469.02, 1,499,203.54 and 289,497.29 is: 434,245.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,469.02 : 1,499,203.54 = 289,497.29 : x
  2. Step 2: Convert to fraction form
    999,469.02/1,499,203.54 = 289,497.29/x
  3. Step 3: Cross multiply
    999,469.02x = 1,499,203.54 × 289,497.29
  4. Step 4: Simplify right side
    999,469.02x = 434,015,361,658.86
  5. Step 5: Solve for x
    x = 434,015,361,658.86/999,469.02
  6. Step 6: Final answer
    x = 434,245.94

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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.