Home / 968,192.32-1,336,122.56-538,472.64

Finding the Fourth Proportional to 968,192.32, 1,336,122.56 and 538,472.64

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Solution

The fourth proportional to 968,192.32, 1,336,122.56 and 538,472.64 is: 743,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,192.32 : 1,336,122.56 = 538,472.64 : x
  2. Step 2: Convert to fraction form
    968,192.32/1,336,122.56 = 538,472.64/x
  3. Step 3: Cross multiply
    968,192.32x = 1,336,122.56 × 538,472.64
  4. Step 4: Simplify right side
    968,192.32x = 719,465,442,246.76
  5. Step 5: Solve for x
    x = 719,465,442,246.76/968,192.32
  6. Step 6: Final answer
    x = 743,101.79

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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.