Home / 938,610.47-1,295,292.39-551,442.02

Finding the Fourth Proportional to 938,610.47, 1,295,292.39 and 551,442.02

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Solution

The fourth proportional to 938,610.47, 1,295,292.39 and 551,442.02 is: 760,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,610.47 : 1,295,292.39 = 551,442.02 : x
  2. Step 2: Convert to fraction form
    938,610.47/1,295,292.39 = 551,442.02/x
  3. Step 3: Cross multiply
    938,610.47x = 1,295,292.39 × 551,442.02
  4. Step 4: Simplify right side
    938,610.47x = 714,278,645,555.77
  5. Step 5: Solve for x
    x = 714,278,645,555.77/938,610.47
  6. Step 6: Final answer
    x = 760,995.82

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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.