Home / 382,771.09-574,368.05-158,079.25

Finding the Fourth Proportional to 382,771.09, 574,368.05 and 158,079.25

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Solution

The fourth proportional to 382,771.09, 574,368.05 and 158,079.25 is: 237,206.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,771.09 : 574,368.05 = 158,079.25 : x
  2. Step 2: Convert to fraction form
    382,771.09/574,368.05 = 158,079.25/x
  3. Step 3: Cross multiply
    382,771.09x = 574,368.05 × 158,079.25
  4. Step 4: Simplify right side
    382,771.09x = 90,795,670,567.96
  5. Step 5: Solve for x
    x = 90,795,670,567.96/382,771.09
  6. Step 6: Final answer
    x = 237,206.19

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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.