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Finding the Fourth Proportional to 595,287.93, 821,512.16 and 323,355.74

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Solution

The fourth proportional to 595,287.93, 821,512.16 and 323,355.74 is: 446,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,287.93 : 821,512.16 = 323,355.74 : x
  2. Step 2: Convert to fraction form
    595,287.93/821,512.16 = 323,355.74/x
  3. Step 3: Cross multiply
    595,287.93x = 821,512.16 × 323,355.74
  4. Step 4: Simplify right side
    595,287.93x = 265,640,670,799.02
  5. Step 5: Solve for x
    x = 265,640,670,799.02/595,287.93
  6. Step 6: Final answer
    x = 446,238.97

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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.