Home / 449,017.74-673,541.19-235,731.78

Finding the Fourth Proportional to 449,017.74, 673,541.19 and 235,731.78

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Solution

The fourth proportional to 449,017.74, 673,541.19 and 235,731.78 is: 353,605.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,017.74 : 673,541.19 = 235,731.78 : x
  2. Step 2: Convert to fraction form
    449,017.74/673,541.19 = 235,731.78/x
  3. Step 3: Cross multiply
    449,017.74x = 673,541.19 × 235,731.78
  4. Step 4: Simplify right side
    449,017.74x = 158,775,063,622.02
  5. Step 5: Solve for x
    x = 158,775,063,622.02/449,017.74
  6. Step 6: Final answer
    x = 353,605.32

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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.