Home / 608,226-839,315.96-336,272.56

Finding the Fourth Proportional to 608,226, 839,315.96 and 336,272.56

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Solution

The fourth proportional to 608,226, 839,315.96 and 336,272.56 is: 464,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,226 : 839,315.96 = 336,272.56 : x
  2. Step 2: Convert to fraction form
    608,226/839,315.96 = 336,272.56/x
  3. Step 3: Cross multiply
    608,226x = 839,315.96 × 336,272.56
  4. Step 4: Simplify right side
    608,226x = 282,238,926,518.06
  5. Step 5: Solve for x
    x = 282,238,926,518.06/608,226
  6. Step 6: Final answer
    x = 464,036.27

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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.