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Finding the Fourth Proportional to 608,062.46, 839,113.83 and 336,141.81

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Solution

The fourth proportional to 608,062.46, 839,113.83 and 336,141.81 is: 463,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,062.46 : 839,113.83 = 336,141.81 : x
  2. Step 2: Convert to fraction form
    608,062.46/839,113.83 = 336,141.81/x
  3. Step 3: Cross multiply
    608,062.46x = 839,113.83 × 336,141.81
  4. Step 4: Simplify right side
    608,062.46x = 282,061,241,612.23
  5. Step 5: Solve for x
    x = 282,061,241,612.23/608,062.46
  6. Step 6: Final answer
    x = 463,868.87

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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.