Home / 456,159.25-629,484.35-262,540.09

Finding the Fourth Proportional to 456,159.25, 629,484.35 and 262,540.09

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Solution

The fourth proportional to 456,159.25, 629,484.35 and 262,540.09 is: 362,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,159.25 : 629,484.35 = 262,540.09 : x
  2. Step 2: Convert to fraction form
    456,159.25/629,484.35 = 262,540.09/x
  3. Step 3: Cross multiply
    456,159.25x = 629,484.35 × 262,540.09
  4. Step 4: Simplify right side
    456,159.25x = 165,264,876,271.30
  5. Step 5: Solve for x
    x = 165,264,876,271.30/456,159.25
  6. Step 6: Final answer
    x = 362,296.45

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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.