Home / 880,280.94-1,320,510.90-303,829.20

Finding the Fourth Proportional to 880,280.94, 1,320,510.90 and 303,829.20

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Solution

The fourth proportional to 880,280.94, 1,320,510.90 and 303,829.20 is: 455,774.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,280.94 : 1,320,510.90 = 303,829.20 : x
  2. Step 2: Convert to fraction form
    880,280.94/1,320,510.90 = 303,829.20/x
  3. Step 3: Cross multiply
    880,280.94x = 1,320,510.90 × 303,829.20
  4. Step 4: Simplify right side
    880,280.94x = 401,209,770,338.28
  5. Step 5: Solve for x
    x = 401,209,770,338.28/880,280.94
  6. Step 6: Final answer
    x = 455,774.69

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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.