Home / 1,308,225.44-1,962,318.72-361,575.20

Finding the Fourth Proportional to 1,308,225.44, 1,962,318.72 and 361,575.20

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Solution

The fourth proportional to 1,308,225.44, 1,962,318.72 and 361,575.20 is: 542,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,225.44 : 1,962,318.72 = 361,575.20 : x
  2. Step 2: Convert to fraction form
    1,308,225.44/1,962,318.72 = 361,575.20/x
  3. Step 3: Cross multiply
    1,308,225.44x = 1,962,318.72 × 361,575.20
  4. Step 4: Simplify right side
    1,308,225.44x = 709,525,783,647.74
  5. Step 5: Solve for x
    x = 709,525,783,647.74/1,308,225.44
  6. Step 6: Final answer
    x = 542,357.43

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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.