Home / 456,051.20-629,286.39-262,385.35

Finding the Fourth Proportional to 456,051.20, 629,286.39 and 262,385.35

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Solution

The fourth proportional to 456,051.20, 629,286.39 and 262,385.35 is: 362,054.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,051.20 : 629,286.39 = 262,385.35 : x
  2. Step 2: Convert to fraction form
    456,051.20/629,286.39 = 262,385.35/x
  3. Step 3: Cross multiply
    456,051.20x = 629,286.39 × 262,385.35
  4. Step 4: Simplify right side
    456,051.20x = 165,115,528,117.17
  5. Step 5: Solve for x
    x = 165,115,528,117.17/456,051.20
  6. Step 6: Final answer
    x = 362,054.81

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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.