Home / 713,458.97-1,070,207.93-208,007.73

Finding the Fourth Proportional to 713,458.97, 1,070,207.93 and 208,007.73

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Solution

The fourth proportional to 713,458.97, 1,070,207.93 and 208,007.73 is: 312,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,458.97 : 1,070,207.93 = 208,007.73 : x
  2. Step 2: Convert to fraction form
    713,458.97/1,070,207.93 = 208,007.73/x
  3. Step 3: Cross multiply
    713,458.97x = 1,070,207.93 × 208,007.73
  4. Step 4: Simplify right side
    713,458.97x = 222,611,522,374.82
  5. Step 5: Solve for x
    x = 222,611,522,374.82/713,458.97
  6. Step 6: Final answer
    x = 312,017.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.