Home / 534,499.31-737,329.39-330,485.02

Finding the Fourth Proportional to 534,499.31, 737,329.39 and 330,485.02

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Solution

The fourth proportional to 534,499.31, 737,329.39 and 330,485.02 is: 455,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,499.31 : 737,329.39 = 330,485.02 : x
  2. Step 2: Convert to fraction form
    534,499.31/737,329.39 = 330,485.02/x
  3. Step 3: Cross multiply
    534,499.31x = 737,329.39 × 330,485.02
  4. Step 4: Simplify right side
    534,499.31x = 243,676,318,200.74
  5. Step 5: Solve for x
    x = 243,676,318,200.74/534,499.31
  6. Step 6: Final answer
    x = 455,896.41

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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.