Home / 942,680.92-1,414,242.86-311,594.74

Finding the Fourth Proportional to 942,680.92, 1,414,242.86 and 311,594.74

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Solution

The fourth proportional to 942,680.92, 1,414,242.86 and 311,594.74 is: 467,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,680.92 : 1,414,242.86 = 311,594.74 : x
  2. Step 2: Convert to fraction form
    942,680.92/1,414,242.86 = 311,594.74/x
  3. Step 3: Cross multiply
    942,680.92x = 1,414,242.86 × 311,594.74
  4. Step 4: Simplify right side
    942,680.92x = 440,670,636,258.56
  5. Step 5: Solve for x
    x = 440,670,636,258.56/942,680.92
  6. Step 6: Final answer
    x = 467,465.32

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1.5x scale

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.