Home / 314,916.42-434,568.96-178,932.42

Finding the Fourth Proportional to 314,916.42, 434,568.96 and 178,932.42

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Solution

The fourth proportional to 314,916.42, 434,568.96 and 178,932.42 is: 246,917.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,916.42 : 434,568.96 = 178,932.42 : x
  2. Step 2: Convert to fraction form
    314,916.42/434,568.96 = 178,932.42/x
  3. Step 3: Cross multiply
    314,916.42x = 434,568.96 × 178,932.42
  4. Step 4: Simplify right side
    314,916.42x = 77,758,475,669.68
  5. Step 5: Solve for x
    x = 77,758,475,669.68/314,916.42
  6. Step 6: Final answer
    x = 246,917.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.