Home / 595,365.20-821,609.67-323,435.15

Finding the Fourth Proportional to 595,365.20, 821,609.67 and 323,435.15

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Solution

The fourth proportional to 595,365.20, 821,609.67 and 323,435.15 is: 446,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,365.20 : 821,609.67 = 323,435.15 : x
  2. Step 2: Convert to fraction form
    595,365.20/821,609.67 = 323,435.15/x
  3. Step 3: Cross multiply
    595,365.20x = 821,609.67 × 323,435.15
  4. Step 4: Simplify right side
    595,365.20x = 265,737,446,857.90
  5. Step 5: Solve for x
    x = 265,737,446,857.90/595,365.20
  6. Step 6: Final answer
    x = 446,343.60

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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.