Home / 772,993.60-1,159,490.40-346,528.60

Finding the Fourth Proportional to 772,993.60, 1,159,490.40 and 346,528.60

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Solution

The fourth proportional to 772,993.60, 1,159,490.40 and 346,528.60 is: 519,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,993.60 : 1,159,490.40 = 346,528.60 : x
  2. Step 2: Convert to fraction form
    772,993.60/1,159,490.40 = 346,528.60/x
  3. Step 3: Cross multiply
    772,993.60x = 1,159,490.40 × 346,528.60
  4. Step 4: Simplify right side
    772,993.60x = 401,796,585,025.44
  5. Step 5: Solve for x
    x = 401,796,585,025.44/772,993.60
  6. Step 6: Final answer
    x = 519,792.90

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Double scale
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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.