Home / 808,716.04-1,212,866.39-239,962.61

Finding the Fourth Proportional to 808,716.04, 1,212,866.39 and 239,962.61

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Solution

The fourth proportional to 808,716.04, 1,212,866.39 and 239,962.61 is: 359,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,716.04 : 1,212,866.39 = 239,962.61 : x
  2. Step 2: Convert to fraction form
    808,716.04/1,212,866.39 = 239,962.61/x
  3. Step 3: Cross multiply
    808,716.04x = 1,212,866.39 × 239,962.61
  4. Step 4: Simplify right side
    808,716.04x = 291,042,588,157.75
  5. Step 5: Solve for x
    x = 291,042,588,157.75/808,716.04
  6. Step 6: Final answer
    x = 359,882.30

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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.