Home / 459,576.56-689,383.38-160,087.43

Finding the Fourth Proportional to 459,576.56, 689,383.38 and 160,087.43

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Solution

The fourth proportional to 459,576.56, 689,383.38 and 160,087.43 is: 240,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,576.56 : 689,383.38 = 160,087.43 : x
  2. Step 2: Convert to fraction form
    459,576.56/689,383.38 = 160,087.43/x
  3. Step 3: Cross multiply
    459,576.56x = 689,383.38 × 160,087.43
  4. Step 4: Simplify right side
    459,576.56x = 110,361,610,142.00
  5. Step 5: Solve for x
    x = 110,361,610,142.00/459,576.56
  6. Step 6: Final answer
    x = 240,137.60

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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.