Home / 373,845.34-561,060.96-260,790.19

Finding the Fourth Proportional to 373,845.34, 561,060.96 and 260,790.19

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Solution

The fourth proportional to 373,845.34, 561,060.96 and 260,790.19 is: 391,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,845.34 : 561,060.96 = 260,790.19 : x
  2. Step 2: Convert to fraction form
    373,845.34/561,060.96 = 260,790.19/x
  3. Step 3: Cross multiply
    373,845.34x = 561,060.96 × 260,790.19
  4. Step 4: Simplify right side
    373,845.34x = 146,319,194,359.98
  5. Step 5: Solve for x
    x = 146,319,194,359.98/373,845.34
  6. Step 6: Final answer
    x = 391,389.64

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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.