Home / 786,786.98-1,180,323.16-325,165.71

Finding the Fourth Proportional to 786,786.98, 1,180,323.16 and 325,165.71

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Solution

The fourth proportional to 786,786.98, 1,180,323.16 and 325,165.71 is: 487,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,786.98 : 1,180,323.16 = 325,165.71 : x
  2. Step 2: Convert to fraction form
    786,786.98/1,180,323.16 = 325,165.71/x
  3. Step 3: Cross multiply
    786,786.98x = 1,180,323.16 × 325,165.71
  4. Step 4: Simplify right side
    786,786.98x = 383,800,621,964.14
  5. Step 5: Solve for x
    x = 383,800,621,964.14/786,786.98
  6. Step 6: Final answer
    x = 487,807.54

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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.