Home / 494,494.96-741,779.28-210,153.64

Finding the Fourth Proportional to 494,494.96, 741,779.28 and 210,153.64

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Solution

The fourth proportional to 494,494.96, 741,779.28 and 210,153.64 is: 315,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,494.96 : 741,779.28 = 210,153.64 : x
  2. Step 2: Convert to fraction form
    494,494.96/741,779.28 = 210,153.64/x
  3. Step 3: Cross multiply
    494,494.96x = 741,779.28 × 210,153.64
  4. Step 4: Simplify right side
    494,494.96x = 155,887,615,768.58
  5. Step 5: Solve for x
    x = 155,887,615,768.58/494,494.96
  6. Step 6: Final answer
    x = 315,246.12

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1.5x scale

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.