Home / 764,242.64-1,052,832.03-534,369.80

Finding the Fourth Proportional to 764,242.64, 1,052,832.03 and 534,369.80

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Solution

The fourth proportional to 764,242.64, 1,052,832.03 and 534,369.80 is: 736,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,242.64 : 1,052,832.03 = 534,369.80 : x
  2. Step 2: Convert to fraction form
    764,242.64/1,052,832.03 = 534,369.80/x
  3. Step 3: Cross multiply
    764,242.64x = 1,052,832.03 × 534,369.80
  4. Step 4: Simplify right side
    764,242.64x = 562,601,636,040.53
  5. Step 5: Solve for x
    x = 562,601,636,040.53/764,242.64
  6. Step 6: Final answer
    x = 736,155.78

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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.