Home / 348,765.78-481,443.03-235,741.62

Finding the Fourth Proportional to 348,765.78, 481,443.03 and 235,741.62

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Solution

The fourth proportional to 348,765.78, 481,443.03 and 235,741.62 is: 325,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,765.78 : 481,443.03 = 235,741.62 : x
  2. Step 2: Convert to fraction form
    348,765.78/481,443.03 = 235,741.62/x
  3. Step 3: Cross multiply
    348,765.78x = 481,443.03 × 235,741.62
  4. Step 4: Simplify right side
    348,765.78x = 113,496,159,829.91
  5. Step 5: Solve for x
    x = 113,496,159,829.91/348,765.78
  6. Step 6: Final answer
    x = 325,422.29

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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.