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Finding the Fourth Proportional to 594,764.64, 820,501.44 and 379,797.12

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Solution

The fourth proportional to 594,764.64, 820,501.44 and 379,797.12 is: 523,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,764.64 : 820,501.44 = 379,797.12 : x
  2. Step 2: Convert to fraction form
    594,764.64/820,501.44 = 379,797.12/x
  3. Step 3: Cross multiply
    594,764.64x = 820,501.44 × 379,797.12
  4. Step 4: Simplify right side
    594,764.64x = 311,624,083,867.85
  5. Step 5: Solve for x
    x = 311,624,083,867.85/594,764.64
  6. Step 6: Final answer
    x = 523,945.21

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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.