Home / 334,779.21-462,097.71-198,835.29

Finding the Fourth Proportional to 334,779.21, 462,097.71 and 198,835.29

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Solution

The fourth proportional to 334,779.21, 462,097.71 and 198,835.29 is: 274,453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,779.21 : 462,097.71 = 198,835.29 : x
  2. Step 2: Convert to fraction form
    334,779.21/462,097.71 = 198,835.29/x
  3. Step 3: Cross multiply
    334,779.21x = 462,097.71 × 198,835.29
  4. Step 4: Simplify right side
    334,779.21x = 91,881,332,176.19
  5. Step 5: Solve for x
    x = 91,881,332,176.19/334,779.21
  6. Step 6: Final answer
    x = 274,453.52

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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.