Home / 370,898.66-556,576.42-146,220.86

Finding the Fourth Proportional to 370,898.66, 556,576.42 and 146,220.86

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Solution

The fourth proportional to 370,898.66, 556,576.42 and 146,220.86 is: 219,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,898.66 : 556,576.42 = 146,220.86 : x
  2. Step 2: Convert to fraction form
    370,898.66/556,576.42 = 146,220.86/x
  3. Step 3: Cross multiply
    370,898.66x = 556,576.42 × 146,220.86
  4. Step 4: Simplify right side
    370,898.66x = 81,383,082,788.12
  5. Step 5: Solve for x
    x = 81,383,082,788.12/370,898.66
  6. Step 6: Final answer
    x = 219,421.34

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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.