Home / 967,971.54-1,335,745.85-538,242.45

Finding the Fourth Proportional to 967,971.54, 1,335,745.85 and 538,242.45

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Solution

The fourth proportional to 967,971.54, 1,335,745.85 and 538,242.45 is: 742,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,971.54 : 1,335,745.85 = 538,242.45 : x
  2. Step 2: Convert to fraction form
    967,971.54/1,335,745.85 = 538,242.45/x
  3. Step 3: Cross multiply
    967,971.54x = 1,335,745.85 × 538,242.45
  4. Step 4: Simplify right side
    967,971.54x = 718,955,116,190.12
  5. Step 5: Solve for x
    x = 718,955,116,190.12/967,971.54
  6. Step 6: Final answer
    x = 742,744.06

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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.