Home / 855,558.90-1,282,852.42-349,527.43

Finding the Fourth Proportional to 855,558.90, 1,282,852.42 and 349,527.43

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Solution

The fourth proportional to 855,558.90, 1,282,852.42 and 349,527.43 is: 524,092.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,558.90 : 1,282,852.42 = 349,527.43 : x
  2. Step 2: Convert to fraction form
    855,558.90/1,282,852.42 = 349,527.43/x
  3. Step 3: Cross multiply
    855,558.90x = 1,282,852.42 × 349,527.43
  4. Step 4: Simplify right side
    855,558.90x = 448,392,110,161.63
  5. Step 5: Solve for x
    x = 448,392,110,161.63/855,558.90
  6. Step 6: Final answer
    x = 524,092.63

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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.