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Finding the Fourth Proportional to 484,552.50, 668,619.24 and 269,701.62

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Solution

The fourth proportional to 484,552.50, 668,619.24 and 269,701.62 is: 372,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,552.50 : 668,619.24 = 269,701.62 : x
  2. Step 2: Convert to fraction form
    484,552.50/668,619.24 = 269,701.62/x
  3. Step 3: Cross multiply
    484,552.50x = 668,619.24 × 269,701.62
  4. Step 4: Simplify right side
    484,552.50x = 180,327,692,191.17
  5. Step 5: Solve for x
    x = 180,327,692,191.17/484,552.50
  6. Step 6: Final answer
    x = 372,153.05

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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.