Home / 715,738.68-1,073,608.02-242,756.19

Finding the Fourth Proportional to 715,738.68, 1,073,608.02 and 242,756.19

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Solution

The fourth proportional to 715,738.68, 1,073,608.02 and 242,756.19 is: 364,134.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,738.68 : 1,073,608.02 = 242,756.19 : x
  2. Step 2: Convert to fraction form
    715,738.68/1,073,608.02 = 242,756.19/x
  3. Step 3: Cross multiply
    715,738.68x = 1,073,608.02 × 242,756.19
  4. Step 4: Simplify right side
    715,738.68x = 260,624,992,488.64
  5. Step 5: Solve for x
    x = 260,624,992,488.64/715,738.68
  6. Step 6: Final answer
    x = 364,134.29

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Double scale
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Similar ratio
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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.