Home / 1,089,766.56-1,634,711.24-331,632.68

Finding the Fourth Proportional to 1,089,766.56, 1,634,711.24 and 331,632.68

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Solution

The fourth proportional to 1,089,766.56, 1,634,711.24 and 331,632.68 is: 497,467.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,766.56 : 1,634,711.24 = 331,632.68 : x
  2. Step 2: Convert to fraction form
    1,089,766.56/1,634,711.24 = 331,632.68/x
  3. Step 3: Cross multiply
    1,089,766.56x = 1,634,711.24 × 331,632.68
  4. Step 4: Simplify right side
    1,089,766.56x = 542,123,669,547.32
  5. Step 5: Solve for x
    x = 542,123,669,547.32/1,089,766.56
  6. Step 6: Final answer
    x = 497,467.70

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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.