Home / 747,097.56-1,120,495.68-273,621.24

Finding the Fourth Proportional to 747,097.56, 1,120,495.68 and 273,621.24

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Solution

The fourth proportional to 747,097.56, 1,120,495.68 and 273,621.24 is: 410,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,097.56 : 1,120,495.68 = 273,621.24 : x
  2. Step 2: Convert to fraction form
    747,097.56/1,120,495.68 = 273,621.24/x
  3. Step 3: Cross multiply
    747,097.56x = 1,120,495.68 × 273,621.24
  4. Step 4: Simplify right side
    747,097.56x = 306,591,417,376.24
  5. Step 5: Solve for x
    x = 306,591,417,376.24/747,097.56
  6. Step 6: Final answer
    x = 410,376.68

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1.5x scale

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.