Home / 534,542.12-737,076.96-340,642.64

Finding the Fourth Proportional to 534,542.12, 737,076.96 and 340,642.64

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Solution

The fourth proportional to 534,542.12, 737,076.96 and 340,642.64 is: 469,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,542.12 : 737,076.96 = 340,642.64 : x
  2. Step 2: Convert to fraction form
    534,542.12/737,076.96 = 340,642.64/x
  3. Step 3: Cross multiply
    534,542.12x = 737,076.96 × 340,642.64
  4. Step 4: Simplify right side
    534,542.12x = 251,079,841,537.57
  5. Step 5: Solve for x
    x = 251,079,841,537.57/534,542.12
  6. Step 6: Final answer
    x = 469,710.12

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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.