Home / 936,539.37-1,292,428.27-506,819.52

Finding the Fourth Proportional to 936,539.37, 1,292,428.27 and 506,819.52

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Solution

The fourth proportional to 936,539.37, 1,292,428.27 and 506,819.52 is: 699,413.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,539.37 : 1,292,428.27 = 506,819.52 : x
  2. Step 2: Convert to fraction form
    936,539.37/1,292,428.27 = 506,819.52/x
  3. Step 3: Cross multiply
    936,539.37x = 1,292,428.27 × 506,819.52
  4. Step 4: Simplify right side
    936,539.37x = 655,027,876,069.36
  5. Step 5: Solve for x
    x = 655,027,876,069.36/936,539.37
  6. Step 6: Final answer
    x = 699,413.07

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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.