Home / 967,970.70-1,335,744.69-538,241.60

Finding the Fourth Proportional to 967,970.70, 1,335,744.69 and 538,241.60

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Solution

The fourth proportional to 967,970.70, 1,335,744.69 and 538,241.60 is: 742,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,970.70 : 1,335,744.69 = 538,241.60 : x
  2. Step 2: Convert to fraction form
    967,970.70/1,335,744.69 = 538,241.60/x
  3. Step 3: Cross multiply
    967,970.70x = 1,335,744.69 × 538,241.60
  4. Step 4: Simplify right side
    967,970.70x = 718,953,360,458.06
  5. Step 5: Solve for x
    x = 718,953,360,458.06/967,970.70
  6. Step 6: Final answer
    x = 742,742.90

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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.