Home / 734,286.50-1,101,160.65-254,390.36

Finding the Fourth Proportional to 734,286.50, 1,101,160.65 and 254,390.36

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Solution

The fourth proportional to 734,286.50, 1,101,160.65 and 254,390.36 is: 381,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,286.50 : 1,101,160.65 = 254,390.36 : x
  2. Step 2: Convert to fraction form
    734,286.50/1,101,160.65 = 254,390.36/x
  3. Step 3: Cross multiply
    734,286.50x = 1,101,160.65 × 254,390.36
  4. Step 4: Simplify right side
    734,286.50x = 280,124,655,098.05
  5. Step 5: Solve for x
    x = 280,124,655,098.05/734,286.50
  6. Step 6: Final answer
    x = 381,492.31

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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.