Home / 967,742.57-1,335,338.22-554,215.04

Finding the Fourth Proportional to 967,742.57, 1,335,338.22 and 554,215.04

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Solution

The fourth proportional to 967,742.57, 1,335,338.22 and 554,215.04 is: 764,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,742.57 : 1,335,338.22 = 554,215.04 : x
  2. Step 2: Convert to fraction form
    967,742.57/1,335,338.22 = 554,215.04/x
  3. Step 3: Cross multiply
    967,742.57x = 1,335,338.22 × 554,215.04
  4. Step 4: Simplify right side
    967,742.57x = 740,064,518,334.14
  5. Step 5: Solve for x
    x = 740,064,518,334.14/967,742.57
  6. Step 6: Final answer
    x = 764,732.84

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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.