Home / 967,311.51-1,450,965.51-257,339.54

Finding the Fourth Proportional to 967,311.51, 1,450,965.51 and 257,339.54

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Solution

The fourth proportional to 967,311.51, 1,450,965.51 and 257,339.54 is: 386,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,311.51 : 1,450,965.51 = 257,339.54 : x
  2. Step 2: Convert to fraction form
    967,311.51/1,450,965.51 = 257,339.54/x
  3. Step 3: Cross multiply
    967,311.51x = 1,450,965.51 × 257,339.54
  4. Step 4: Simplify right side
    967,311.51x = 373,390,789,644.44
  5. Step 5: Solve for x
    x = 373,390,789,644.44/967,311.51
  6. Step 6: Final answer
    x = 386,008.84

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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.