Home / 446,130.20-669,713.70-268,837.40

Finding the Fourth Proportional to 446,130.20, 669,713.70 and 268,837.40

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Solution

The fourth proportional to 446,130.20, 669,713.70 and 268,837.40 is: 403,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,130.20 : 669,713.70 = 268,837.40 : x
  2. Step 2: Convert to fraction form
    446,130.20/669,713.70 = 268,837.40/x
  3. Step 3: Cross multiply
    446,130.20x = 669,713.70 × 268,837.40
  4. Step 4: Simplify right side
    446,130.20x = 180,044,089,852.38
  5. Step 5: Solve for x
    x = 180,044,089,852.38/446,130.20
  6. Step 6: Final answer
    x = 403,568.49

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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.