Home / 836,718.75-1,254,579.03-331,352.19

Finding the Fourth Proportional to 836,718.75, 1,254,579.03 and 331,352.19

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Solution

The fourth proportional to 836,718.75, 1,254,579.03 and 331,352.19 is: 496,830.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,718.75 : 1,254,579.03 = 331,352.19 : x
  2. Step 2: Convert to fraction form
    836,718.75/1,254,579.03 = 331,352.19/x
  3. Step 3: Cross multiply
    836,718.75x = 1,254,579.03 × 331,352.19
  4. Step 4: Simplify right side
    836,718.75x = 415,707,509,118.58
  5. Step 5: Solve for x
    x = 415,707,509,118.58/836,718.75
  6. Step 6: Final answer
    x = 496,830.64

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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.