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Finding the Fourth Proportional to 591,235.20, 885,832.20 and 275,043.60

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Solution

The fourth proportional to 591,235.20, 885,832.20 and 275,043.60 is: 412,090.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,235.20 : 885,832.20 = 275,043.60 : x
  2. Step 2: Convert to fraction form
    591,235.20/885,832.20 = 275,043.60/x
  3. Step 3: Cross multiply
    591,235.20x = 885,832.20 × 275,043.60
  4. Step 4: Simplify right side
    591,235.20x = 243,642,477,283.92
  5. Step 5: Solve for x
    x = 243,642,477,283.92/591,235.20
  6. Step 6: Final answer
    x = 412,090.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.