Home / 746,680.40-1,122,785.40-625,029.20

Finding the Fourth Proportional to 746,680.40, 1,122,785.40 and 625,029.20

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Solution

The fourth proportional to 746,680.40, 1,122,785.40 and 625,029.20 is: 939,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,680.40 : 1,122,785.40 = 625,029.20 : x
  2. Step 2: Convert to fraction form
    746,680.40/1,122,785.40 = 625,029.20/x
  3. Step 3: Cross multiply
    746,680.40x = 1,122,785.40 × 625,029.20
  4. Step 4: Simplify right side
    746,680.40x = 701,773,660,333.68
  5. Step 5: Solve for x
    x = 701,773,660,333.68/746,680.40
  6. Step 6: Final answer
    x = 939,858.15

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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.