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Finding the Fourth Proportional to 500,828.94, 749,617.29 and 367,679.34

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Solution

The fourth proportional to 500,828.94, 749,617.29 and 367,679.34 is: 550,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,828.94 : 749,617.29 = 367,679.34 : x
  2. Step 2: Convert to fraction form
    500,828.94/749,617.29 = 367,679.34/x
  3. Step 3: Cross multiply
    500,828.94x = 749,617.29 × 367,679.34
  4. Step 4: Simplify right side
    500,828.94x = 275,618,790,439.79
  5. Step 5: Solve for x
    x = 275,618,790,439.79/500,828.94
  6. Step 6: Final answer
    x = 550,325.21

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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.