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Finding the Fourth Proportional to 595,339.45, 821,574.12 and 323,409.39

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Solution

The fourth proportional to 595,339.45, 821,574.12 and 323,409.39 is: 446,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,339.45 : 821,574.12 = 323,409.39 : x
  2. Step 2: Convert to fraction form
    595,339.45/821,574.12 = 323,409.39/x
  3. Step 3: Cross multiply
    595,339.45x = 821,574.12 × 323,409.39
  4. Step 4: Simplify right side
    595,339.45x = 265,704,783,120.87
  5. Step 5: Solve for x
    x = 265,704,783,120.87/595,339.45
  6. Step 6: Final answer
    x = 446,308.04

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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.