Home / 965,019.85-1,447,542.09-255,041.75

Finding the Fourth Proportional to 965,019.85, 1,447,542.09 and 255,041.75

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Solution

The fourth proportional to 965,019.85, 1,447,542.09 and 255,041.75 is: 382,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,019.85 : 1,447,542.09 = 255,041.75 : x
  2. Step 2: Convert to fraction form
    965,019.85/1,447,542.09 = 255,041.75/x
  3. Step 3: Cross multiply
    965,019.85x = 1,447,542.09 × 255,041.75
  4. Step 4: Simplify right side
    965,019.85x = 369,183,667,832.26
  5. Step 5: Solve for x
    x = 369,183,667,832.26/965,019.85
  6. Step 6: Final answer
    x = 382,565.88

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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.