Home / 284,727.40-427,091.10-180,010.60

Finding the Fourth Proportional to 284,727.40, 427,091.10 and 180,010.60

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Solution

The fourth proportional to 284,727.40, 427,091.10 and 180,010.60 is: 270,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,727.40 : 427,091.10 = 180,010.60 : x
  2. Step 2: Convert to fraction form
    284,727.40/427,091.10 = 180,010.60/x
  3. Step 3: Cross multiply
    284,727.40x = 427,091.10 × 180,010.60
  4. Step 4: Simplify right side
    284,727.40x = 76,880,925,165.66
  5. Step 5: Solve for x
    x = 76,880,925,165.66/284,727.40
  6. Step 6: Final answer
    x = 270,015.90

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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.