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Finding the Fourth Proportional to 364,273.15, 543,560.51 and 326,447.77

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Solution

The fourth proportional to 364,273.15, 543,560.51 and 326,447.77 is: 487,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,273.15 : 543,560.51 = 326,447.77 : x
  2. Step 2: Convert to fraction form
    364,273.15/543,560.51 = 326,447.77/x
  3. Step 3: Cross multiply
    364,273.15x = 543,560.51 × 326,447.77
  4. Step 4: Simplify right side
    364,273.15x = 177,444,116,349.56
  5. Step 5: Solve for x
    x = 177,444,116,349.56/364,273.15
  6. Step 6: Final answer
    x = 487,118.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.