Home / 464,442.53-640,932.96-260,504.35

Finding the Fourth Proportional to 464,442.53, 640,932.96 and 260,504.35

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Solution

The fourth proportional to 464,442.53, 640,932.96 and 260,504.35 is: 359,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,442.53 : 640,932.96 = 260,504.35 : x
  2. Step 2: Convert to fraction form
    464,442.53/640,932.96 = 260,504.35/x
  3. Step 3: Cross multiply
    464,442.53x = 640,932.96 × 260,504.35
  4. Step 4: Simplify right side
    464,442.53x = 166,965,820,779.95
  5. Step 5: Solve for x
    x = 166,965,820,779.95/464,442.53
  6. Step 6: Final answer
    x = 359,497.27

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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.