Home / 1,089,908.16-1,634,843.16-490,445.04

Finding the Fourth Proportional to 1,089,908.16, 1,634,843.16 and 490,445.04

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Solution

The fourth proportional to 1,089,908.16, 1,634,843.16 and 490,445.04 is: 735,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,908.16 : 1,634,843.16 = 490,445.04 : x
  2. Step 2: Convert to fraction form
    1,089,908.16/1,634,843.16 = 490,445.04/x
  3. Step 3: Cross multiply
    1,089,908.16x = 1,634,843.16 × 490,445.04
  4. Step 4: Simplify right side
    1,089,908.16x = 801,800,718,999.93
  5. Step 5: Solve for x
    x = 801,800,718,999.93/1,089,908.16
  6. Step 6: Final answer
    x = 735,658.97

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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.