Home / 967,980.59-1,335,814.32-538,251.49

Finding the Fourth Proportional to 967,980.59, 1,335,814.32 and 538,251.49

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Solution

The fourth proportional to 967,980.59, 1,335,814.32 and 538,251.49 is: 742,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,980.59 : 1,335,814.32 = 538,251.49 : x
  2. Step 2: Convert to fraction form
    967,980.59/1,335,814.32 = 538,251.49/x
  3. Step 3: Cross multiply
    967,980.59x = 1,335,814.32 × 538,251.49
  4. Step 4: Simplify right side
    967,980.59x = 719,004,052,913.09
  5. Step 5: Solve for x
    x = 719,004,052,913.09/967,980.59
  6. Step 6: Final answer
    x = 742,787.68

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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.