Home / 270,316.85-373,028.11-155,579.56

Finding the Fourth Proportional to 270,316.85, 373,028.11 and 155,579.56

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Solution

The fourth proportional to 270,316.85, 373,028.11 and 155,579.56 is: 214,694.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,316.85 : 373,028.11 = 155,579.56 : x
  2. Step 2: Convert to fraction form
    270,316.85/373,028.11 = 155,579.56/x
  3. Step 3: Cross multiply
    270,316.85x = 373,028.11 × 155,579.56
  4. Step 4: Simplify right side
    270,316.85x = 58,035,549,298.77
  5. Step 5: Solve for x
    x = 58,035,549,298.77/270,316.85
  6. Step 6: Final answer
    x = 214,694.53

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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.