Home / 291,786.34-437,108.19-260,049.46

Finding the Fourth Proportional to 291,786.34, 437,108.19 and 260,049.46

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Solution

The fourth proportional to 291,786.34, 437,108.19 and 260,049.46 is: 389,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,786.34 : 437,108.19 = 260,049.46 : x
  2. Step 2: Convert to fraction form
    291,786.34/437,108.19 = 260,049.46/x
  3. Step 3: Cross multiply
    291,786.34x = 437,108.19 × 260,049.46
  4. Step 4: Simplify right side
    291,786.34x = 113,669,748,771.08
  5. Step 5: Solve for x
    x = 113,669,748,771.08/291,786.34
  6. Step 6: Final answer
    x = 389,565.01

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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.