Home / 456,444.37-629,681-295,351.44

Finding the Fourth Proportional to 456,444.37, 629,681 and 295,351.44

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Solution

The fourth proportional to 456,444.37, 629,681 and 295,351.44 is: 407,447.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,444.37 : 629,681 = 295,351.44 : x
  2. Step 2: Convert to fraction form
    456,444.37/629,681 = 295,351.44/x
  3. Step 3: Cross multiply
    456,444.37x = 629,681 × 295,351.44
  4. Step 4: Simplify right side
    456,444.37x = 185,977,190,090.64
  5. Step 5: Solve for x
    x = 185,977,190,090.64/456,444.37
  6. Step 6: Final answer
    x = 407,447.66

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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.