Home / 947,119.02-1,420,525.17-347,932.86

Finding the Fourth Proportional to 947,119.02, 1,420,525.17 and 347,932.86

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Solution

The fourth proportional to 947,119.02, 1,420,525.17 and 347,932.86 is: 521,842.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,119.02 : 1,420,525.17 = 347,932.86 : x
  2. Step 2: Convert to fraction form
    947,119.02/1,420,525.17 = 347,932.86/x
  3. Step 3: Cross multiply
    947,119.02x = 1,420,525.17 × 347,932.86
  4. Step 4: Simplify right side
    947,119.02x = 494,247,385,100.09
  5. Step 5: Solve for x
    x = 494,247,385,100.09/947,119.02
  6. Step 6: Final answer
    x = 521,842.95

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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.