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Finding the Fourth Proportional to 608,471.46, 839,685.15 and 336,550.68

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Solution

The fourth proportional to 608,471.46, 839,685.15 and 336,550.68 is: 464,436.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,471.46 : 839,685.15 = 336,550.68 : x
  2. Step 2: Convert to fraction form
    608,471.46/839,685.15 = 336,550.68/x
  3. Step 3: Cross multiply
    608,471.46x = 839,685.15 × 336,550.68
  4. Step 4: Simplify right side
    608,471.46x = 282,596,608,218.40
  5. Step 5: Solve for x
    x = 282,596,608,218.40/608,471.46
  6. Step 6: Final answer
    x = 464,436.92

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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.