Home / 927,359.47-1,282,573.51-831,831.31

Finding the Fourth Proportional to 927,359.47, 1,282,573.51 and 831,831.31

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Solution

The fourth proportional to 927,359.47, 1,282,573.51 and 831,831.31 is: 1,150,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,359.47 : 1,282,573.51 = 831,831.31 : x
  2. Step 2: Convert to fraction form
    927,359.47/1,282,573.51 = 831,831.31/x
  3. Step 3: Cross multiply
    927,359.47x = 1,282,573.51 × 831,831.31
  4. Step 4: Simplify right side
    927,359.47x = 1,066,884,802,994.60
  5. Step 5: Solve for x
    x = 1,066,884,802,994.60/927,359.47
  6. Step 6: Final answer
    x = 1,150,454.42

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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.