Home / 752,926.44-1,039,040.10-413,416.20

Finding the Fourth Proportional to 752,926.44, 1,039,040.10 and 413,416.20

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Solution

The fourth proportional to 752,926.44, 1,039,040.10 and 413,416.20 is: 570,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,926.44 : 1,039,040.10 = 413,416.20 : x
  2. Step 2: Convert to fraction form
    752,926.44/1,039,040.10 = 413,416.20/x
  3. Step 3: Cross multiply
    752,926.44x = 1,039,040.10 × 413,416.20
  4. Step 4: Simplify right side
    752,926.44x = 429,556,009,789.62
  5. Step 5: Solve for x
    x = 429,556,009,789.62/752,926.44
  6. Step 6: Final answer
    x = 570,515.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.