Home / 480,255.46-662,685.23-276,228.82

Finding the Fourth Proportional to 480,255.46, 662,685.23 and 276,228.82

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Solution

The fourth proportional to 480,255.46, 662,685.23 and 276,228.82 is: 381,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,255.46 : 662,685.23 = 276,228.82 : x
  2. Step 2: Convert to fraction form
    480,255.46/662,685.23 = 276,228.82/x
  3. Step 3: Cross multiply
    480,255.46x = 662,685.23 × 276,228.82
  4. Step 4: Simplify right side
    480,255.46x = 183,052,757,733.19
  5. Step 5: Solve for x
    x = 183,052,757,733.19/480,255.46
  6. Step 6: Final answer
    x = 381,157.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.