Home / 1,208,100.96-1,812,157.20-366,660

Finding the Fourth Proportional to 1,208,100.96, 1,812,157.20 and 366,660

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Solution

The fourth proportional to 1,208,100.96, 1,812,157.20 and 366,660 is: 549,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,100.96 : 1,812,157.20 = 366,660 : x
  2. Step 2: Convert to fraction form
    1,208,100.96/1,812,157.20 = 366,660/x
  3. Step 3: Cross multiply
    1,208,100.96x = 1,812,157.20 × 366,660
  4. Step 4: Simplify right side
    1,208,100.96x = 664,445,558,952
  5. Step 5: Solve for x
    x = 664,445,558,952/1,208,100.96
  6. Step 6: Final answer
    x = 549,991.75

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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.