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Finding the Fourth Proportional to 360,100.16, 539,738.40 and 225,225.44

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Solution

The fourth proportional to 360,100.16, 539,738.40 and 225,225.44 is: 337,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,100.16 : 539,738.40 = 225,225.44 : x
  2. Step 2: Convert to fraction form
    360,100.16/539,738.40 = 225,225.44/x
  3. Step 3: Cross multiply
    360,100.16x = 539,738.40 × 225,225.44
  4. Step 4: Simplify right side
    360,100.16x = 121,562,818,624.90
  5. Step 5: Solve for x
    x = 121,562,818,624.90/360,100.16
  6. Step 6: Final answer
    x = 337,580.57

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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.