Home / 745,246.44-1,117,887.96-271,931.64

Finding the Fourth Proportional to 745,246.44, 1,117,887.96 and 271,931.64

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Solution

The fourth proportional to 745,246.44, 1,117,887.96 and 271,931.64 is: 407,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,246.44 : 1,117,887.96 = 271,931.64 : x
  2. Step 2: Convert to fraction form
    745,246.44/1,117,887.96 = 271,931.64/x
  3. Step 3: Cross multiply
    745,246.44x = 1,117,887.96 × 271,931.64
  4. Step 4: Simplify right side
    745,246.44x = 303,989,106,299.05
  5. Step 5: Solve for x
    x = 303,989,106,299.05/745,246.44
  6. Step 6: Final answer
    x = 407,904.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.