Home / 608,290.25-839,428.26-336,369.60

Finding the Fourth Proportional to 608,290.25, 839,428.26 and 336,369.60

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Solution

The fourth proportional to 608,290.25, 839,428.26 and 336,369.60 is: 464,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,290.25 : 839,428.26 = 336,369.60 : x
  2. Step 2: Convert to fraction form
    608,290.25/839,428.26 = 336,369.60/x
  3. Step 3: Cross multiply
    608,290.25x = 839,428.26 × 336,369.60
  4. Step 4: Simplify right side
    608,290.25x = 282,358,148,044.90
  5. Step 5: Solve for x
    x = 282,358,148,044.90/608,290.25
  6. Step 6: Final answer
    x = 464,183.26

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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.