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Finding the Fourth Proportional to 350,328.85, 525,493.58 and 250,683.66

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Solution

The fourth proportional to 350,328.85, 525,493.58 and 250,683.66 is: 376,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,328.85 : 525,493.58 = 250,683.66 : x
  2. Step 2: Convert to fraction form
    350,328.85/525,493.58 = 250,683.66/x
  3. Step 3: Cross multiply
    350,328.85x = 525,493.58 × 250,683.66
  4. Step 4: Simplify right side
    350,328.85x = 131,732,652,687.49
  5. Step 5: Solve for x
    x = 131,732,652,687.49/350,328.85
  6. Step 6: Final answer
    x = 376,025.71

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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.