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Finding the Fourth Proportional to 422,734.99, 583,352.25 and 241,411.49

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Solution

The fourth proportional to 422,734.99, 583,352.25 and 241,411.49 is: 333,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,734.99 : 583,352.25 = 241,411.49 : x
  2. Step 2: Convert to fraction form
    422,734.99/583,352.25 = 241,411.49/x
  3. Step 3: Cross multiply
    422,734.99x = 583,352.25 × 241,411.49
  4. Step 4: Simplify right side
    422,734.99x = 140,827,935,867.35
  5. Step 5: Solve for x
    x = 140,827,935,867.35/422,734.99
  6. Step 6: Final answer
    x = 333,135.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.