Home / 940,460.40-1,409,135.40-800,492.40

Finding the Fourth Proportional to 940,460.40, 1,409,135.40 and 800,492.40

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Solution

The fourth proportional to 940,460.40, 1,409,135.40 and 800,492.40 is: 1,199,414.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,460.40 : 1,409,135.40 = 800,492.40 : x
  2. Step 2: Convert to fraction form
    940,460.40/1,409,135.40 = 800,492.40/x
  3. Step 3: Cross multiply
    940,460.40x = 1,409,135.40 × 800,492.40
  4. Step 4: Simplify right side
    940,460.40x = 1,128,002,178,270.96
  5. Step 5: Solve for x
    x = 1,128,002,178,270.96/940,460.40
  6. Step 6: Final answer
    x = 1,199,414.86

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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.