Home / 756,232.10-1,134,020.10-306,803.60

Finding the Fourth Proportional to 756,232.10, 1,134,020.10 and 306,803.60

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Solution

The fourth proportional to 756,232.10, 1,134,020.10 and 306,803.60 is: 460,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,232.10 : 1,134,020.10 = 306,803.60 : x
  2. Step 2: Convert to fraction form
    756,232.10/1,134,020.10 = 306,803.60/x
  3. Step 3: Cross multiply
    756,232.10x = 1,134,020.10 × 306,803.60
  4. Step 4: Simplify right side
    756,232.10x = 347,921,449,152.36
  5. Step 5: Solve for x
    x = 347,921,449,152.36/756,232.10
  6. Step 6: Final answer
    x = 460,072.31

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Double scale
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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.