Home / 711,284.70-1,067,679-695,221.53

Finding the Fourth Proportional to 711,284.70, 1,067,679 and 695,221.53

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Solution

The fourth proportional to 711,284.70, 1,067,679 and 695,221.53 is: 1,043,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,284.70 : 1,067,679 = 695,221.53 : x
  2. Step 2: Convert to fraction form
    711,284.70/1,067,679 = 695,221.53/x
  3. Step 3: Cross multiply
    711,284.70x = 1,067,679 × 695,221.53
  4. Step 4: Simplify right side
    711,284.70x = 742,273,422,590.48
  5. Step 5: Solve for x
    x = 742,273,422,590.48/711,284.70
  6. Step 6: Final answer
    x = 1,043,567.26

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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.