Home / 936,539.44-1,292,427.69-506,819.47

Finding the Fourth Proportional to 936,539.44, 1,292,427.69 and 506,819.47

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Solution

The fourth proportional to 936,539.44, 1,292,427.69 and 506,819.47 is: 699,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,539.44 : 1,292,427.69 = 506,819.47 : x
  2. Step 2: Convert to fraction form
    936,539.44/1,292,427.69 = 506,819.47/x
  3. Step 3: Cross multiply
    936,539.44x = 1,292,427.69 × 506,819.47
  4. Step 4: Simplify right side
    936,539.44x = 655,027,516,859.12
  5. Step 5: Solve for x
    x = 655,027,516,859.12/936,539.44
  6. Step 6: Final answer
    x = 699,412.63

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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.