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Finding the Fourth Proportional to 500,855.01, 751,370.00 and 220,364.97

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Solution

The fourth proportional to 500,855.01, 751,370.00 and 220,364.97 is: 330,585.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,855.01 : 751,370.00 = 220,364.97 : x
  2. Step 2: Convert to fraction form
    500,855.01/751,370.00 = 220,364.97/x
  3. Step 3: Cross multiply
    500,855.01x = 751,370.00 × 220,364.97
  4. Step 4: Simplify right side
    500,855.01x = 165,575,626,407.08
  5. Step 5: Solve for x
    x = 165,575,626,407.08/500,855.01
  6. Step 6: Final answer
    x = 330,585.94

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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.