Home / 608,669.96-839,989.62-336,733.40

Finding the Fourth Proportional to 608,669.96, 839,989.62 and 336,733.40

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Solution

The fourth proportional to 608,669.96, 839,989.62 and 336,733.40 is: 464,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,669.96 : 839,989.62 = 336,733.40 : x
  2. Step 2: Convert to fraction form
    608,669.96/839,989.62 = 336,733.40/x
  3. Step 3: Cross multiply
    608,669.96x = 839,989.62 × 336,733.40
  4. Step 4: Simplify right side
    608,669.96x = 282,852,560,707.31
  5. Step 5: Solve for x
    x = 282,852,560,707.31/608,669.96
  6. Step 6: Final answer
    x = 464,705.96

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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.