Home / 414,426.28-571,994.58-270,920.20

Finding the Fourth Proportional to 414,426.28, 571,994.58 and 270,920.20

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Solution

The fourth proportional to 414,426.28, 571,994.58 and 270,920.20 is: 373,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,426.28 : 571,994.58 = 270,920.20 : x
  2. Step 2: Convert to fraction form
    414,426.28/571,994.58 = 270,920.20/x
  3. Step 3: Cross multiply
    414,426.28x = 571,994.58 × 270,920.20
  4. Step 4: Simplify right side
    414,426.28x = 154,964,886,012.52
  5. Step 5: Solve for x
    x = 154,964,886,012.52/414,426.28
  6. Step 6: Final answer
    x = 373,926.30

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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.