Home / 936,588.27-1,292,491.77-506,868.39

Finding the Fourth Proportional to 936,588.27, 1,292,491.77 and 506,868.39

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Solution

The fourth proportional to 936,588.27, 1,292,491.77 and 506,868.39 is: 699,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,588.27 : 1,292,491.77 = 506,868.39 : x
  2. Step 2: Convert to fraction form
    936,588.27/1,292,491.77 = 506,868.39/x
  3. Step 3: Cross multiply
    936,588.27x = 1,292,491.77 × 506,868.39
  4. Step 4: Simplify right side
    936,588.27x = 655,123,222,548.15
  5. Step 5: Solve for x
    x = 655,123,222,548.15/936,588.27
  6. Step 6: Final answer
    x = 699,478.36

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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.