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Finding the Fourth Proportional to 595,411.58, 821,671.92 and 323,479.41

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Solution

The fourth proportional to 595,411.58, 821,671.92 and 323,479.41 is: 446,403.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,411.58 : 821,671.92 = 323,479.41 : x
  2. Step 2: Convert to fraction form
    595,411.58/821,671.92 = 323,479.41/x
  3. Step 3: Cross multiply
    595,411.58x = 821,671.92 × 323,479.41
  4. Step 4: Simplify right side
    595,411.58x = 265,793,947,895.17
  5. Step 5: Solve for x
    x = 265,793,947,895.17/595,411.58
  6. Step 6: Final answer
    x = 446,403.73

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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.