Home / 806,936.42-1,210,438.04-238,317.63

Finding the Fourth Proportional to 806,936.42, 1,210,438.04 and 238,317.63

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Solution

The fourth proportional to 806,936.42, 1,210,438.04 and 238,317.63 is: 357,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,936.42 : 1,210,438.04 = 238,317.63 : x
  2. Step 2: Convert to fraction form
    806,936.42/1,210,438.04 = 238,317.63/x
  3. Step 3: Cross multiply
    806,936.42x = 1,210,438.04 × 238,317.63
  4. Step 4: Simplify right side
    806,936.42x = 288,468,724,954.65
  5. Step 5: Solve for x
    x = 288,468,724,954.65/806,936.42
  6. Step 6: Final answer
    x = 357,486.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.