Home / 993,453.72-1,490,402.79-362,367.54

Finding the Fourth Proportional to 993,453.72, 1,490,402.79 and 362,367.54

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Solution

The fourth proportional to 993,453.72, 1,490,402.79 and 362,367.54 is: 543,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,453.72 : 1,490,402.79 = 362,367.54 : x
  2. Step 2: Convert to fraction form
    993,453.72/1,490,402.79 = 362,367.54/x
  3. Step 3: Cross multiply
    993,453.72x = 1,490,402.79 × 362,367.54
  4. Step 4: Simplify right side
    993,453.72x = 540,073,592,621.44
  5. Step 5: Solve for x
    x = 540,073,592,621.44/993,453.72
  6. Step 6: Final answer
    x = 543,632.36

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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.