Home / 766,556.07-1,150,090.02-340,033.06

Finding the Fourth Proportional to 766,556.07, 1,150,090.02 and 340,033.06

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Solution

The fourth proportional to 766,556.07, 1,150,090.02 and 340,033.06 is: 510,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,556.07 : 1,150,090.02 = 340,033.06 : x
  2. Step 2: Convert to fraction form
    766,556.07/1,150,090.02 = 340,033.06/x
  3. Step 3: Cross multiply
    766,556.07x = 1,150,090.02 × 340,033.06
  4. Step 4: Simplify right side
    766,556.07x = 391,068,622,788.07
  5. Step 5: Solve for x
    x = 391,068,622,788.07/766,556.07
  6. Step 6: Final answer
    x = 510,163.10

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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.