Home / 965,017.85-1,447,539.09-255,039.75

Finding the Fourth Proportional to 965,017.85, 1,447,539.09 and 255,039.75

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Solution

The fourth proportional to 965,017.85, 1,447,539.09 and 255,039.75 is: 382,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,017.85 : 1,447,539.09 = 255,039.75 : x
  2. Step 2: Convert to fraction form
    965,017.85/1,447,539.09 = 255,039.75/x
  3. Step 3: Cross multiply
    965,017.85x = 1,447,539.09 × 255,039.75
  4. Step 4: Simplify right side
    965,017.85x = 369,180,006,672.43
  5. Step 5: Solve for x
    x = 369,180,006,672.43/965,017.85
  6. Step 6: Final answer
    x = 382,562.88

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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.