Home / 380,090.10-524,435.96-227,177.70

Finding the Fourth Proportional to 380,090.10, 524,435.96 and 227,177.70

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Solution

The fourth proportional to 380,090.10, 524,435.96 and 227,177.70 is: 313,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,090.10 : 524,435.96 = 227,177.70 : x
  2. Step 2: Convert to fraction form
    380,090.10/524,435.96 = 227,177.70/x
  3. Step 3: Cross multiply
    380,090.10x = 524,435.96 × 227,177.70
  4. Step 4: Simplify right side
    380,090.10x = 119,140,155,190.09
  5. Step 5: Solve for x
    x = 119,140,155,190.09/380,090.10
  6. Step 6: Final answer
    x = 313,452.40

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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.