Home / 348,519.42-522,810.32-135,282.33

Finding the Fourth Proportional to 348,519.42, 522,810.32 and 135,282.33

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Solution

The fourth proportional to 348,519.42, 522,810.32 and 135,282.33 is: 202,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,519.42 : 522,810.32 = 135,282.33 : x
  2. Step 2: Convert to fraction form
    348,519.42/522,810.32 = 135,282.33/x
  3. Step 3: Cross multiply
    348,519.42x = 522,810.32 × 135,282.33
  4. Step 4: Simplify right side
    348,519.42x = 70,726,997,561.23
  5. Step 5: Solve for x
    x = 70,726,997,561.23/348,519.42
  6. Step 6: Final answer
    x = 202,935.60

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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.