Home / 880,280.44-1,320,510.15-303,828.70

Finding the Fourth Proportional to 880,280.44, 1,320,510.15 and 303,828.70

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Solution

The fourth proportional to 880,280.44, 1,320,510.15 and 303,828.70 is: 455,773.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,280.44 : 1,320,510.15 = 303,828.70 : x
  2. Step 2: Convert to fraction form
    880,280.44/1,320,510.15 = 303,828.70/x
  3. Step 3: Cross multiply
    880,280.44x = 1,320,510.15 × 303,828.70
  4. Step 4: Simplify right side
    880,280.44x = 401,208,882,211.31
  5. Step 5: Solve for x
    x = 401,208,882,211.31/880,280.44
  6. Step 6: Final answer
    x = 455,773.94

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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.