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Finding the Fourth Proportional to 482,847.98, 666,317.21 and 265,056.80

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Solution

The fourth proportional to 482,847.98, 666,317.21 and 265,056.80 is: 365,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,847.98 : 666,317.21 = 265,056.80 : x
  2. Step 2: Convert to fraction form
    482,847.98/666,317.21 = 265,056.80/x
  3. Step 3: Cross multiply
    482,847.98x = 666,317.21 × 265,056.80
  4. Step 4: Simplify right side
    482,847.98x = 176,611,907,467.53
  5. Step 5: Solve for x
    x = 176,611,907,467.53/482,847.98
  6. Step 6: Final answer
    x = 365,771.25

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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.