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Finding the Fourth Proportional to 595,112.32, 821,273.92 and 326,840.32

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Solution

The fourth proportional to 595,112.32, 821,273.92 and 326,840.32 is: 451,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,112.32 : 821,273.92 = 326,840.32 : x
  2. Step 2: Convert to fraction form
    595,112.32/821,273.92 = 326,840.32/x
  3. Step 3: Cross multiply
    595,112.32x = 821,273.92 × 326,840.32
  4. Step 4: Simplify right side
    595,112.32x = 268,425,430,820.45
  5. Step 5: Solve for x
    x = 268,425,430,820.45/595,112.32
  6. Step 6: Final answer
    x = 451,050.03

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1.5x scale

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.