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Finding the Fourth Proportional to 534,310.88, 737,350.44 and 289,298.24

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Solution

The fourth proportional to 534,310.88, 737,350.44 and 289,298.24 is: 399,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,310.88 : 737,350.44 = 289,298.24 : x
  2. Step 2: Convert to fraction form
    534,310.88/737,350.44 = 289,298.24/x
  3. Step 3: Cross multiply
    534,310.88x = 737,350.44 × 289,298.24
  4. Step 4: Simplify right side
    534,310.88x = 213,314,184,555.23
  5. Step 5: Solve for x
    x = 213,314,184,555.23/534,310.88
  6. Step 6: Final answer
    x = 399,232.34

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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.