Home / 791,279.82-1,186,974-317,964.42

Finding the Fourth Proportional to 791,279.82, 1,186,974 and 317,964.42

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Solution

The fourth proportional to 791,279.82, 1,186,974 and 317,964.42 is: 476,968.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,279.82 : 1,186,974 = 317,964.42 : x
  2. Step 2: Convert to fraction form
    791,279.82/1,186,974 = 317,964.42/x
  3. Step 3: Cross multiply
    791,279.82x = 1,186,974 × 317,964.42
  4. Step 4: Simplify right side
    791,279.82x = 377,415,499,465.08
  5. Step 5: Solve for x
    x = 377,415,499,465.08/791,279.82
  6. Step 6: Final answer
    x = 476,968.44

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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.