Home / 927,356.48-1,282,569.38-831,828.32

Finding the Fourth Proportional to 927,356.48, 1,282,569.38 and 831,828.32

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Solution

The fourth proportional to 927,356.48, 1,282,569.38 and 831,828.32 is: 1,150,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,356.48 : 1,282,569.38 = 831,828.32 : x
  2. Step 2: Convert to fraction form
    927,356.48/1,282,569.38 = 831,828.32/x
  3. Step 3: Cross multiply
    927,356.48x = 1,282,569.38 × 831,828.32
  4. Step 4: Simplify right side
    927,356.48x = 1,066,877,522,076.85
  5. Step 5: Solve for x
    x = 1,066,877,522,076.85/927,356.48
  6. Step 6: Final answer
    x = 1,150,450.29

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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.