Home / 348,051.55-522,077.33-208,083.55

Finding the Fourth Proportional to 348,051.55, 522,077.33 and 208,083.55

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Solution

The fourth proportional to 348,051.55, 522,077.33 and 208,083.55 is: 312,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,051.55 : 522,077.33 = 208,083.55 : x
  2. Step 2: Convert to fraction form
    348,051.55/522,077.33 = 208,083.55/x
  3. Step 3: Cross multiply
    348,051.55x = 522,077.33 × 208,083.55
  4. Step 4: Simplify right side
    348,051.55x = 108,635,704,200.92
  5. Step 5: Solve for x
    x = 108,635,704,200.92/348,051.55
  6. Step 6: Final answer
    x = 312,125.33

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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.