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Finding the Fourth Proportional to 608,571.23, 839,624.31 and 350,442.61

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Solution

The fourth proportional to 608,571.23, 839,624.31 and 350,442.61 is: 483,493.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,571.23 : 839,624.31 = 350,442.61 : x
  2. Step 2: Convert to fraction form
    608,571.23/839,624.31 = 350,442.61/x
  3. Step 3: Cross multiply
    608,571.23x = 839,624.31 × 350,442.61
  4. Step 4: Simplify right side
    608,571.23x = 294,240,132,516.79
  5. Step 5: Solve for x
    x = 294,240,132,516.79/608,571.23
  6. Step 6: Final answer
    x = 483,493.34

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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.