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Finding the Fourth Proportional to 595,257.39, 821,461.39 and 323,330.58

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Solution

The fourth proportional to 595,257.39, 821,461.39 and 323,330.58 is: 446,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,257.39 : 821,461.39 = 323,330.58 : x
  2. Step 2: Convert to fraction form
    595,257.39/821,461.39 = 323,330.58/x
  3. Step 3: Cross multiply
    595,257.39x = 821,461.39 × 323,330.58
  4. Step 4: Simplify right side
    595,257.39x = 265,603,587,676.31
  5. Step 5: Solve for x
    x = 265,603,587,676.31/595,257.39
  6. Step 6: Final answer
    x = 446,199.56

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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.