Home / 1,089,754.83-1,634,693.72-331,621.01

Finding the Fourth Proportional to 1,089,754.83, 1,634,693.72 and 331,621.01

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Solution

The fourth proportional to 1,089,754.83, 1,634,693.72 and 331,621.01 is: 497,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,754.83 : 1,634,693.72 = 331,621.01 : x
  2. Step 2: Convert to fraction form
    1,089,754.83/1,634,693.72 = 331,621.01/x
  3. Step 3: Cross multiply
    1,089,754.83x = 1,634,693.72 × 331,621.01
  4. Step 4: Simplify right side
    1,089,754.83x = 542,098,772,635.48
  5. Step 5: Solve for x
    x = 542,098,772,635.48/1,089,754.83
  6. Step 6: Final answer
    x = 497,450.21

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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.