Home / 348,673.86-522,807.57-135,192.38

Finding the Fourth Proportional to 348,673.86, 522,807.57 and 135,192.38

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Solution

The fourth proportional to 348,673.86, 522,807.57 and 135,192.38 is: 202,709.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,673.86 : 522,807.57 = 135,192.38 : x
  2. Step 2: Convert to fraction form
    348,673.86/522,807.57 = 135,192.38/x
  3. Step 3: Cross multiply
    348,673.86x = 522,807.57 × 135,192.38
  4. Step 4: Simplify right side
    348,673.86x = 70,679,597,563.25
  5. Step 5: Solve for x
    x = 70,679,597,563.25/348,673.86
  6. Step 6: Final answer
    x = 202,709.77

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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.