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Finding the Fourth Proportional to 590,758.56, 815,236.32 and 336,104.28

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Solution

The fourth proportional to 590,758.56, 815,236.32 and 336,104.28 is: 463,817.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,758.56 : 815,236.32 = 336,104.28 : x
  2. Step 2: Convert to fraction form
    590,758.56/815,236.32 = 336,104.28/x
  3. Step 3: Cross multiply
    590,758.56x = 815,236.32 × 336,104.28
  4. Step 4: Simplify right side
    590,758.56x = 274,004,416,363.45
  5. Step 5: Solve for x
    x = 274,004,416,363.45/590,758.56
  6. Step 6: Final answer
    x = 463,817.94

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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.