Home / 1,030,114.28-1,545,138.60-271,932.40

Finding the Fourth Proportional to 1,030,114.28, 1,545,138.60 and 271,932.40

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Solution

The fourth proportional to 1,030,114.28, 1,545,138.60 and 271,932.40 is: 407,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,114.28 : 1,545,138.60 = 271,932.40 : x
  2. Step 2: Convert to fraction form
    1,030,114.28/1,545,138.60 = 271,932.40/x
  3. Step 3: Cross multiply
    1,030,114.28x = 1,545,138.60 × 271,932.40
  4. Step 4: Simplify right side
    1,030,114.28x = 420,173,247,830.64
  5. Step 5: Solve for x
    x = 420,173,247,830.64/1,030,114.28
  6. Step 6: Final answer
    x = 407,889.94

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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.