Home / 903,393.41-1,355,422.21-370,771.43

Finding the Fourth Proportional to 903,393.41, 1,355,422.21 and 370,771.43

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Solution

The fourth proportional to 903,393.41, 1,355,422.21 and 370,771.43 is: 556,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,393.41 : 1,355,422.21 = 370,771.43 : x
  2. Step 2: Convert to fraction form
    903,393.41/1,355,422.21 = 370,771.43/x
  3. Step 3: Cross multiply
    903,393.41x = 1,355,422.21 × 370,771.43
  4. Step 4: Simplify right side
    903,393.41x = 502,551,823,351.42
  5. Step 5: Solve for x
    x = 502,551,823,351.42/903,393.41
  6. Step 6: Final answer
    x = 556,293.44

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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.