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Finding the Fourth Proportional to 595,254.89, 821,457.94 and 323,328.08

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Solution

The fourth proportional to 595,254.89, 821,457.94 and 323,328.08 is: 446,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,254.89 : 821,457.94 = 323,328.08 : x
  2. Step 2: Convert to fraction form
    595,254.89/821,457.94 = 323,328.08/x
  3. Step 3: Cross multiply
    595,254.89x = 821,457.94 × 323,328.08
  4. Step 4: Simplify right side
    595,254.89x = 265,600,418,540.96
  5. Step 5: Solve for x
    x = 265,600,418,540.96/595,254.89
  6. Step 6: Final answer
    x = 446,196.11

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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.