Home / 968,698.08-1,336,809.92-538,996.32

Finding the Fourth Proportional to 968,698.08, 1,336,809.92 and 538,996.32

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Solution

The fourth proportional to 968,698.08, 1,336,809.92 and 538,996.32 is: 743,818.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,698.08 : 1,336,809.92 = 538,996.32 : x
  2. Step 2: Convert to fraction form
    968,698.08/1,336,809.92 = 538,996.32/x
  3. Step 3: Cross multiply
    968,698.08x = 1,336,809.92 × 538,996.32
  4. Step 4: Simplify right side
    968,698.08x = 720,535,627,419.49
  5. Step 5: Solve for x
    x = 720,535,627,419.49/968,698.08
  6. Step 6: Final answer
    x = 743,818.58

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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.