Home / 348,609.42-522,741.47-123,936.21

Finding the Fourth Proportional to 348,609.42, 522,741.47 and 123,936.21

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Solution

The fourth proportional to 348,609.42, 522,741.47 and 123,936.21 is: 185,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,609.42 : 522,741.47 = 123,936.21 : x
  2. Step 2: Convert to fraction form
    348,609.42/522,741.47 = 123,936.21/x
  3. Step 3: Cross multiply
    348,609.42x = 522,741.47 × 123,936.21
  4. Step 4: Simplify right side
    348,609.42x = 64,786,595,981.95
  5. Step 5: Solve for x
    x = 64,786,595,981.95/348,609.42
  6. Step 6: Final answer
    x = 185,842.93

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1.5x scale

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.