Home / 660,828.02-991,242.79-181,059.91

Finding the Fourth Proportional to 660,828.02, 991,242.79 and 181,059.91

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Solution

The fourth proportional to 660,828.02, 991,242.79 and 181,059.91 is: 271,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,828.02 : 991,242.79 = 181,059.91 : x
  2. Step 2: Convert to fraction form
    660,828.02/991,242.79 = 181,059.91/x
  3. Step 3: Cross multiply
    660,828.02x = 991,242.79 × 181,059.91
  4. Step 4: Simplify right side
    660,828.02x = 179,474,327,414.79
  5. Step 5: Solve for x
    x = 179,474,327,414.79/660,828.02
  6. Step 6: Final answer
    x = 271,590.07

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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.