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Finding the Fourth Proportional to 500,212.46, 750,326.90 and 350,687.27

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Solution

The fourth proportional to 500,212.46, 750,326.90 and 350,687.27 is: 526,036.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,212.46 : 750,326.90 = 350,687.27 : x
  2. Step 2: Convert to fraction form
    500,212.46/750,326.90 = 350,687.27/x
  3. Step 3: Cross multiply
    500,212.46x = 750,326.90 × 350,687.27
  4. Step 4: Simplify right side
    500,212.46x = 263,130,092,290.94
  5. Step 5: Solve for x
    x = 263,130,092,290.94/500,212.46
  6. Step 6: Final answer
    x = 526,036.66

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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.