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Finding the Fourth Proportional to 456,153.66, 629,473.68 and 265,152.02

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Solution

The fourth proportional to 456,153.66, 629,473.68 and 265,152.02 is: 365,899.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,153.66 : 629,473.68 = 265,152.02 : x
  2. Step 2: Convert to fraction form
    456,153.66/629,473.68 = 265,152.02/x
  3. Step 3: Cross multiply
    456,153.66x = 629,473.68 × 265,152.02
  4. Step 4: Simplify right side
    456,153.66x = 166,906,214,641.47
  5. Step 5: Solve for x
    x = 166,906,214,641.47/456,153.66
  6. Step 6: Final answer
    x = 365,899.10

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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.