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Finding the Fourth Proportional to 587,313.84, 880,073.99 and 436,826.37

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Solution

The fourth proportional to 587,313.84, 880,073.99 and 436,826.37 is: 654,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,313.84 : 880,073.99 = 436,826.37 : x
  2. Step 2: Convert to fraction form
    587,313.84/880,073.99 = 436,826.37/x
  3. Step 3: Cross multiply
    587,313.84x = 880,073.99 × 436,826.37
  4. Step 4: Simplify right side
    587,313.84x = 384,439,526,383.12
  5. Step 5: Solve for x
    x = 384,439,526,383.12/587,313.84
  6. Step 6: Final answer
    x = 654,572.56

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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.