Home / 957,259.60-1,434,577.20-780,112.60

Finding the Fourth Proportional to 957,259.60, 1,434,577.20 and 780,112.60

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Solution

The fourth proportional to 957,259.60, 1,434,577.20 and 780,112.60 is: 1,169,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,259.60 : 1,434,577.20 = 780,112.60 : x
  2. Step 2: Convert to fraction form
    957,259.60/1,434,577.20 = 780,112.60/x
  3. Step 3: Cross multiply
    957,259.60x = 1,434,577.20 × 780,112.60
  4. Step 4: Simplify right side
    957,259.60x = 1,119,131,749,392.72
  5. Step 5: Solve for x
    x = 1,119,131,749,392.72/957,259.60
  6. Step 6: Final answer
    x = 1,169,099.53

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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.