Home / 965,160.62-1,332,036.79-557,361.80

Finding the Fourth Proportional to 965,160.62, 1,332,036.79 and 557,361.80

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Solution

The fourth proportional to 965,160.62, 1,332,036.79 and 557,361.80 is: 769,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,160.62 : 1,332,036.79 = 557,361.80 : x
  2. Step 2: Convert to fraction form
    965,160.62/1,332,036.79 = 557,361.80/x
  3. Step 3: Cross multiply
    965,160.62x = 1,332,036.79 × 557,361.80
  4. Step 4: Simplify right side
    965,160.62x = 742,426,414,887.03
  5. Step 5: Solve for x
    x = 742,426,414,887.03/965,160.62
  6. Step 6: Final answer
    x = 769,225.77

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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.