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Finding the Fourth Proportional to 595,485.10, 821,772.48 and 323,553.69

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Solution

The fourth proportional to 595,485.10, 821,772.48 and 323,553.69 is: 446,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,485.10 : 821,772.48 = 323,553.69 : x
  2. Step 2: Convert to fraction form
    595,485.10/821,772.48 = 323,553.69/x
  3. Step 3: Cross multiply
    595,485.10x = 821,772.48 × 323,553.69
  4. Step 4: Simplify right side
    595,485.10x = 265,887,518,244.45
  5. Step 5: Solve for x
    x = 265,887,518,244.45/595,485.10
  6. Step 6: Final answer
    x = 446,505.75

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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.