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Finding the Fourth Proportional to 500,474.52, 751,460.76 and 433,215.09

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Solution

The fourth proportional to 500,474.52, 751,460.76 and 433,215.09 is: 650,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,474.52 : 751,460.76 = 433,215.09 : x
  2. Step 2: Convert to fraction form
    500,474.52/751,460.76 = 433,215.09/x
  3. Step 3: Cross multiply
    500,474.52x = 751,460.76 × 433,215.09
  4. Step 4: Simplify right side
    500,474.52x = 325,544,140,774.87
  5. Step 5: Solve for x
    x = 325,544,140,774.87/500,474.52
  6. Step 6: Final answer
    x = 650,470.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.