Home / 370,880.35-556,548.94-146,202.55

Finding the Fourth Proportional to 370,880.35, 556,548.94 and 146,202.55

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Solution

The fourth proportional to 370,880.35, 556,548.94 and 146,202.55 is: 219,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,880.35 : 556,548.94 = 146,202.55 : x
  2. Step 2: Convert to fraction form
    370,880.35/556,548.94 = 146,202.55/x
  3. Step 3: Cross multiply
    370,880.35x = 556,548.94 × 146,202.55
  4. Step 4: Simplify right side
    370,880.35x = 81,368,873,019.18
  5. Step 5: Solve for x
    x = 81,368,873,019.18/370,880.35
  6. Step 6: Final answer
    x = 219,393.87

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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.