Home / 936,511.69-1,292,386.14-506,791.82

Finding the Fourth Proportional to 936,511.69, 1,292,386.14 and 506,791.82

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Solution

The fourth proportional to 936,511.69, 1,292,386.14 and 506,791.82 is: 699,372.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,511.69 : 1,292,386.14 = 506,791.82 : x
  2. Step 2: Convert to fraction form
    936,511.69/1,292,386.14 = 506,791.82/x
  3. Step 3: Cross multiply
    936,511.69x = 1,292,386.14 × 506,791.82
  4. Step 4: Simplify right side
    936,511.69x = 654,970,725,997.36
  5. Step 5: Solve for x
    x = 654,970,725,997.36/936,511.69
  6. Step 6: Final answer
    x = 699,372.72

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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.