Home / 968,309.72-1,336,248.24-538,580.60

Finding the Fourth Proportional to 968,309.72, 1,336,248.24 and 538,580.60

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Solution

The fourth proportional to 968,309.72, 1,336,248.24 and 538,580.60 is: 743,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,309.72 : 1,336,248.24 = 538,580.60 : x
  2. Step 2: Convert to fraction form
    968,309.72/1,336,248.24 = 538,580.60/x
  3. Step 3: Cross multiply
    968,309.72x = 1,336,248.24 × 538,580.60
  4. Step 4: Simplify right side
    968,309.72x = 719,677,378,848.14
  5. Step 5: Solve for x
    x = 719,677,378,848.14/968,309.72
  6. Step 6: Final answer
    x = 743,230.56

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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.