Home / 965,175.72-1,332,023.58-535,448.40

Finding the Fourth Proportional to 965,175.72, 1,332,023.58 and 535,448.40

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Solution

The fourth proportional to 965,175.72, 1,332,023.58 and 535,448.40 is: 738,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,175.72 : 1,332,023.58 = 535,448.40 : x
  2. Step 2: Convert to fraction form
    965,175.72/1,332,023.58 = 535,448.40/x
  3. Step 3: Cross multiply
    965,175.72x = 1,332,023.58 × 535,448.40
  4. Step 4: Simplify right side
    965,175.72x = 713,229,894,673.27
  5. Step 5: Solve for x
    x = 713,229,894,673.27/965,175.72
  6. Step 6: Final answer
    x = 738,963.78

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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.