Home / 574,765.02-793,189.92-320,120.46

Finding the Fourth Proportional to 574,765.02, 793,189.92 and 320,120.46

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Solution

The fourth proportional to 574,765.02, 793,189.92 and 320,120.46 is: 441,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,765.02 : 793,189.92 = 320,120.46 : x
  2. Step 2: Convert to fraction form
    574,765.02/793,189.92 = 320,120.46/x
  3. Step 3: Cross multiply
    574,765.02x = 793,189.92 × 320,120.46
  4. Step 4: Simplify right side
    574,765.02x = 253,916,322,057.76
  5. Step 5: Solve for x
    x = 253,916,322,057.76/574,765.02
  6. Step 6: Final answer
    x = 441,774.14

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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.