Home / 412,432.20-618,695.03-370,051.91

Finding the Fourth Proportional to 412,432.20, 618,695.03 and 370,051.91

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Solution

The fourth proportional to 412,432.20, 618,695.03 and 370,051.91 is: 555,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,432.20 : 618,695.03 = 370,051.91 : x
  2. Step 2: Convert to fraction form
    412,432.20/618,695.03 = 370,051.91/x
  3. Step 3: Cross multiply
    412,432.20x = 618,695.03 × 370,051.91
  4. Step 4: Simplify right side
    412,432.20x = 228,949,277,559.01
  5. Step 5: Solve for x
    x = 228,949,277,559.01/412,432.20
  6. Step 6: Final answer
    x = 555,119.79

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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.