Home / 481,741.83-664,784.82-266,885.28

Finding the Fourth Proportional to 481,741.83, 664,784.82 and 266,885.28

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Solution

The fourth proportional to 481,741.83, 664,784.82 and 266,885.28 is: 368,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,741.83 : 664,784.82 = 266,885.28 : x
  2. Step 2: Convert to fraction form
    481,741.83/664,784.82 = 266,885.28/x
  3. Step 3: Cross multiply
    481,741.83x = 664,784.82 × 266,885.28
  4. Step 4: Simplify right side
    481,741.83x = 177,421,282,825.45
  5. Step 5: Solve for x
    x = 177,421,282,825.45/481,741.83
  6. Step 6: Final answer
    x = 368,291.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.