Home / 477,154.20-658,474.08-273,208.20

Finding the Fourth Proportional to 477,154.20, 658,474.08 and 273,208.20

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Solution

The fourth proportional to 477,154.20, 658,474.08 and 273,208.20 is: 377,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,154.20 : 658,474.08 = 273,208.20 : x
  2. Step 2: Convert to fraction form
    477,154.20/658,474.08 = 273,208.20/x
  3. Step 3: Cross multiply
    477,154.20x = 658,474.08 × 273,208.20
  4. Step 4: Simplify right side
    477,154.20x = 179,900,518,143.46
  5. Step 5: Solve for x
    x = 179,900,518,143.46/477,154.20
  6. Step 6: Final answer
    x = 377,028.05

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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.