Home / 346,469.45-519,704.18-130,368.81

Finding the Fourth Proportional to 346,469.45, 519,704.18 and 130,368.81

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Solution

The fourth proportional to 346,469.45, 519,704.18 and 130,368.81 is: 195,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,469.45 : 519,704.18 = 130,368.81 : x
  2. Step 2: Convert to fraction form
    346,469.45/519,704.18 = 130,368.81/x
  3. Step 3: Cross multiply
    346,469.45x = 519,704.18 × 130,368.81
  4. Step 4: Simplify right side
    346,469.45x = 67,753,214,846.78
  5. Step 5: Solve for x
    x = 67,753,214,846.78/346,469.45
  6. Step 6: Final answer
    x = 195,553.22

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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.