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Finding the Fourth Proportional to 595,029.45, 821,118.18 and 323,091.45

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Solution

The fourth proportional to 595,029.45, 821,118.18 and 323,091.45 is: 445,854.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,029.45 : 821,118.18 = 323,091.45 : x
  2. Step 2: Convert to fraction form
    595,029.45/821,118.18 = 323,091.45/x
  3. Step 3: Cross multiply
    595,029.45x = 821,118.18 × 323,091.45
  4. Step 4: Simplify right side
    595,029.45x = 265,296,263,397.56
  5. Step 5: Solve for x
    x = 265,296,263,397.56/595,029.45
  6. Step 6: Final answer
    x = 445,854.01

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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.