Home / 993,628.35-1,490,662.44-362,540.34

Finding the Fourth Proportional to 993,628.35, 1,490,662.44 and 362,540.34

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Solution

The fourth proportional to 993,628.35, 1,490,662.44 and 362,540.34 is: 543,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,628.35 : 1,490,662.44 = 362,540.34 : x
  2. Step 2: Convert to fraction form
    993,628.35/1,490,662.44 = 362,540.34/x
  3. Step 3: Cross multiply
    993,628.35x = 1,490,662.44 × 362,540.34
  4. Step 4: Simplify right side
    993,628.35x = 540,425,267,822.83
  5. Step 5: Solve for x
    x = 540,425,267,822.83/993,628.35
  6. Step 6: Final answer
    x = 543,890.75

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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.