Home / 314,284.28-471,423.83-208,143.24

Finding the Fourth Proportional to 314,284.28, 471,423.83 and 208,143.24

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Solution

The fourth proportional to 314,284.28, 471,423.83 and 208,143.24 is: 312,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,284.28 : 471,423.83 = 208,143.24 : x
  2. Step 2: Convert to fraction form
    314,284.28/471,423.83 = 208,143.24/x
  3. Step 3: Cross multiply
    314,284.28x = 471,423.83 × 208,143.24
  4. Step 4: Simplify right side
    314,284.28x = 98,123,682,348.69
  5. Step 5: Solve for x
    x = 98,123,682,348.69/314,284.28
  6. Step 6: Final answer
    x = 312,213.15

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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.