Home / 770,976.70-1,156,465.05-202,356.70

Finding the Fourth Proportional to 770,976.70, 1,156,465.05 and 202,356.70

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Solution

The fourth proportional to 770,976.70, 1,156,465.05 and 202,356.70 is: 303,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,976.70 : 1,156,465.05 = 202,356.70 : x
  2. Step 2: Convert to fraction form
    770,976.70/1,156,465.05 = 202,356.70/x
  3. Step 3: Cross multiply
    770,976.70x = 1,156,465.05 × 202,356.70
  4. Step 4: Simplify right side
    770,976.70x = 234,018,451,183.34
  5. Step 5: Solve for x
    x = 234,018,451,183.34/770,976.70
  6. Step 6: Final answer
    x = 303,535.05

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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.