Home / 901,325.88-1,352,243.16-451,503.72

Finding the Fourth Proportional to 901,325.88, 1,352,243.16 and 451,503.72

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Solution

The fourth proportional to 901,325.88, 1,352,243.16 and 451,503.72 is: 677,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,325.88 : 1,352,243.16 = 451,503.72 : x
  2. Step 2: Convert to fraction form
    901,325.88/1,352,243.16 = 451,503.72/x
  3. Step 3: Cross multiply
    901,325.88x = 1,352,243.16 × 451,503.72
  4. Step 4: Simplify right side
    901,325.88x = 610,542,817,084.56
  5. Step 5: Solve for x
    x = 610,542,817,084.56/901,325.88
  6. Step 6: Final answer
    x = 677,382.99

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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.