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Finding the Fourth Proportional to 482,847.48, 666,316.52 and 265,056.30

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Solution

The fourth proportional to 482,847.48, 666,316.52 and 265,056.30 is: 365,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,847.48 : 666,316.52 = 265,056.30 : x
  2. Step 2: Convert to fraction form
    482,847.48/666,316.52 = 265,056.30/x
  3. Step 3: Cross multiply
    482,847.48x = 666,316.52 × 265,056.30
  4. Step 4: Simplify right side
    482,847.48x = 176,611,391,420.08
  5. Step 5: Solve for x
    x = 176,611,391,420.08/482,847.48
  6. Step 6: Final answer
    x = 365,770.56

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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.