Home / 668,650.24-1,002,980.22-195,665.32

Finding the Fourth Proportional to 668,650.24, 1,002,980.22 and 195,665.32

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Solution

The fourth proportional to 668,650.24, 1,002,980.22 and 195,665.32 is: 293,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,650.24 : 1,002,980.22 = 195,665.32 : x
  2. Step 2: Convert to fraction form
    668,650.24/1,002,980.22 = 195,665.32/x
  3. Step 3: Cross multiply
    668,650.24x = 1,002,980.22 × 195,665.32
  4. Step 4: Simplify right side
    668,650.24x = 196,248,445,699.97
  5. Step 5: Solve for x
    x = 196,248,445,699.97/668,650.24
  6. Step 6: Final answer
    x = 293,499.40

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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.