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Finding the Fourth Proportional to 584,048.28, 806,158.99 and 342,383.16

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Solution

The fourth proportional to 584,048.28, 806,158.99 and 342,383.16 is: 472,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,048.28 : 806,158.99 = 342,383.16 : x
  2. Step 2: Convert to fraction form
    584,048.28/806,158.99 = 342,383.16/x
  3. Step 3: Cross multiply
    584,048.28x = 806,158.99 × 342,383.16
  4. Step 4: Simplify right side
    584,048.28x = 276,015,257,571.86
  5. Step 5: Solve for x
    x = 276,015,257,571.86/584,048.28
  6. Step 6: Final answer
    x = 472,589.80

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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.