Home / 680,688.64-1,021,032.72-182,039.68

Finding the Fourth Proportional to 680,688.64, 1,021,032.72 and 182,039.68

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Solution

The fourth proportional to 680,688.64, 1,021,032.72 and 182,039.68 is: 273,059.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,688.64 : 1,021,032.72 = 182,039.68 : x
  2. Step 2: Convert to fraction form
    680,688.64/1,021,032.72 = 182,039.68/x
  3. Step 3: Cross multiply
    680,688.64x = 1,021,032.72 × 182,039.68
  4. Step 4: Simplify right side
    680,688.64x = 185,868,469,618.33
  5. Step 5: Solve for x
    x = 185,868,469,618.33/680,688.64
  6. Step 6: Final answer
    x = 273,059.46

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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.