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Finding the Fourth Proportional to 360,255.07, 540,391.87 and 170,671.03

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Solution

The fourth proportional to 360,255.07, 540,391.87 and 170,671.03 is: 256,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,255.07 : 540,391.87 = 170,671.03 : x
  2. Step 2: Convert to fraction form
    360,255.07/540,391.87 = 170,671.03/x
  3. Step 3: Cross multiply
    360,255.07x = 540,391.87 × 170,671.03
  4. Step 4: Simplify right side
    360,255.07x = 92,229,237,056.53
  5. Step 5: Solve for x
    x = 92,229,237,056.53/360,255.07
  6. Step 6: Final answer
    x = 256,010.93

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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.