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Finding the Fourth Proportional to 574,880.44, 793,359.53 and 320,231.74

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Solution

The fourth proportional to 574,880.44, 793,359.53 and 320,231.74 is: 441,933.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,880.44 : 793,359.53 = 320,231.74 : x
  2. Step 2: Convert to fraction form
    574,880.44/793,359.53 = 320,231.74/x
  3. Step 3: Cross multiply
    574,880.44x = 793,359.53 × 320,231.74
  4. Step 4: Simplify right side
    574,880.44x = 254,058,902,737.48
  5. Step 5: Solve for x
    x = 254,058,902,737.48/574,880.44
  6. Step 6: Final answer
    x = 441,933.46

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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.