Home / 713,462.31-1,070,212.94-208,011.07

Finding the Fourth Proportional to 713,462.31, 1,070,212.94 and 208,011.07

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Solution

The fourth proportional to 713,462.31, 1,070,212.94 and 208,011.07 is: 312,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,462.31 : 1,070,212.94 = 208,011.07 : x
  2. Step 2: Convert to fraction form
    713,462.31/1,070,212.94 = 208,011.07/x
  3. Step 3: Cross multiply
    713,462.31x = 1,070,212.94 × 208,011.07
  4. Step 4: Simplify right side
    713,462.31x = 222,616,138,777.25
  5. Step 5: Solve for x
    x = 222,616,138,777.25/713,462.31
  6. Step 6: Final answer
    x = 312,022.28

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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.