Home / 967,319.64-1,450,977.72-257,347.68

Finding the Fourth Proportional to 967,319.64, 1,450,977.72 and 257,347.68

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Solution

The fourth proportional to 967,319.64, 1,450,977.72 and 257,347.68 is: 386,021.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,319.64 : 1,450,977.72 = 257,347.68 : x
  2. Step 2: Convert to fraction form
    967,319.64/1,450,977.72 = 257,347.68/x
  3. Step 3: Cross multiply
    967,319.64x = 1,450,977.72 × 257,347.68
  4. Step 4: Simplify right side
    967,319.64x = 373,405,749,973.69
  5. Step 5: Solve for x
    x = 373,405,749,973.69/967,319.64
  6. Step 6: Final answer
    x = 386,021.06

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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.