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Finding the Fourth Proportional to 594,385.48, 820,255.62 and 322,454.44

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Solution

The fourth proportional to 594,385.48, 820,255.62 and 322,454.44 is: 444,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,385.48 : 820,255.62 = 322,454.44 : x
  2. Step 2: Convert to fraction form
    594,385.48/820,255.62 = 322,454.44/x
  3. Step 3: Cross multiply
    594,385.48x = 820,255.62 × 322,454.44
  4. Step 4: Simplify right side
    594,385.48x = 264,495,066,603.95
  5. Step 5: Solve for x
    x = 264,495,066,603.95/594,385.48
  6. Step 6: Final answer
    x = 444,989.11

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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.