Home / 967,886.82-1,335,692.61-538,155.90

Finding the Fourth Proportional to 967,886.82, 1,335,692.61 and 538,155.90

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Solution

The fourth proportional to 967,886.82, 1,335,692.61 and 538,155.90 is: 742,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,886.82 : 1,335,692.61 = 538,155.90 : x
  2. Step 2: Convert to fraction form
    967,886.82/1,335,692.61 = 538,155.90/x
  3. Step 3: Cross multiply
    967,886.82x = 1,335,692.61 × 538,155.90
  4. Step 4: Simplify right side
    967,886.82x = 718,810,858,657.90
  5. Step 5: Solve for x
    x = 718,810,858,657.90/967,886.82
  6. Step 6: Final answer
    x = 742,660.03

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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.