Home / 835,133.82-1,252,598.64-355,555.08

Finding the Fourth Proportional to 835,133.82, 1,252,598.64 and 355,555.08

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Solution

The fourth proportional to 835,133.82, 1,252,598.64 and 355,555.08 is: 533,289.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,133.82 : 1,252,598.64 = 355,555.08 : x
  2. Step 2: Convert to fraction form
    835,133.82/1,252,598.64 = 355,555.08/x
  3. Step 3: Cross multiply
    835,133.82x = 1,252,598.64 × 355,555.08
  4. Step 4: Simplify right side
    835,133.82x = 445,367,809,653.09
  5. Step 5: Solve for x
    x = 445,367,809,653.09/835,133.82
  6. Step 6: Final answer
    x = 533,289.16

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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.