Home / 936,538.44-1,292,426.31-506,818.47

Finding the Fourth Proportional to 936,538.44, 1,292,426.31 and 506,818.47

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Solution

The fourth proportional to 936,538.44, 1,292,426.31 and 506,818.47 is: 699,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,538.44 : 1,292,426.31 = 506,818.47 : x
  2. Step 2: Convert to fraction form
    936,538.44/1,292,426.31 = 506,818.47/x
  3. Step 3: Cross multiply
    936,538.44x = 1,292,426.31 × 506,818.47
  4. Step 4: Simplify right side
    936,538.44x = 655,025,525,021.95
  5. Step 5: Solve for x
    x = 655,025,525,021.95/936,538.44
  6. Step 6: Final answer
    x = 699,411.25

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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.