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Finding the Fourth Proportional to 456,154.66, 629,475.06 and 265,153.02

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Solution

The fourth proportional to 456,154.66, 629,475.06 and 265,153.02 is: 365,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,154.66 : 629,475.06 = 265,153.02 : x
  2. Step 2: Convert to fraction form
    456,154.66/629,475.06 = 265,153.02/x
  3. Step 3: Cross multiply
    456,154.66x = 629,475.06 × 265,153.02
  4. Step 4: Simplify right side
    456,154.66x = 166,907,213,173.68
  5. Step 5: Solve for x
    x = 166,907,213,173.68/456,154.66
  6. Step 6: Final answer
    x = 365,900.49

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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.