Home / 788,806.20-1,183,733.40-290,170.20

Finding the Fourth Proportional to 788,806.20, 1,183,733.40 and 290,170.20

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Solution

The fourth proportional to 788,806.20, 1,183,733.40 and 290,170.20 is: 435,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,806.20 : 1,183,733.40 = 290,170.20 : x
  2. Step 2: Convert to fraction form
    788,806.20/1,183,733.40 = 290,170.20/x
  3. Step 3: Cross multiply
    788,806.20x = 1,183,733.40 × 290,170.20
  4. Step 4: Simplify right side
    788,806.20x = 343,484,157,424.68
  5. Step 5: Solve for x
    x = 343,484,157,424.68/788,806.20
  6. Step 6: Final answer
    x = 435,448.10

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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.