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Finding the Fourth Proportional to 456,130.94, 629,560.60 and 265,254.44

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Solution

The fourth proportional to 456,130.94, 629,560.60 and 265,254.44 is: 366,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,130.94 : 629,560.60 = 265,254.44 : x
  2. Step 2: Convert to fraction form
    456,130.94/629,560.60 = 265,254.44/x
  3. Step 3: Cross multiply
    456,130.94x = 629,560.60 × 265,254.44
  4. Step 4: Simplify right side
    456,130.94x = 166,993,744,399.06
  5. Step 5: Solve for x
    x = 166,993,744,399.06/456,130.94
  6. Step 6: Final answer
    x = 366,109.22

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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.