Home / 1,089,776.03-1,634,725.53-331,642.22

Finding the Fourth Proportional to 1,089,776.03, 1,634,725.53 and 331,642.22

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Solution

The fourth proportional to 1,089,776.03, 1,634,725.53 and 331,642.22 is: 497,482.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,776.03 : 1,634,725.53 = 331,642.22 : x
  2. Step 2: Convert to fraction form
    1,089,776.03/1,634,725.53 = 331,642.22/x
  3. Step 3: Cross multiply
    1,089,776.03x = 1,634,725.53 × 331,642.22
  4. Step 4: Simplify right side
    1,089,776.03x = 542,143,995,686.25
  5. Step 5: Solve for x
    x = 542,143,995,686.25/1,089,776.03
  6. Step 6: Final answer
    x = 497,482.04

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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.