Home / 467,537.82-645,050.26-286,060.56

Finding the Fourth Proportional to 467,537.82, 645,050.26 and 286,060.56

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Solution

The fourth proportional to 467,537.82, 645,050.26 and 286,060.56 is: 394,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,537.82 : 645,050.26 = 286,060.56 : x
  2. Step 2: Convert to fraction form
    467,537.82/645,050.26 = 286,060.56/x
  3. Step 3: Cross multiply
    467,537.82x = 645,050.26 × 286,060.56
  4. Step 4: Simplify right side
    467,537.82x = 184,523,438,603.75
  5. Step 5: Solve for x
    x = 184,523,438,603.75/467,537.82
  6. Step 6: Final answer
    x = 394,670.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.