Home / 808,222.13-1,212,457.80-275,618.60

Finding the Fourth Proportional to 808,222.13, 1,212,457.80 and 275,618.60

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Solution

The fourth proportional to 808,222.13, 1,212,457.80 and 275,618.60 is: 413,470.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,222.13 : 1,212,457.80 = 275,618.60 : x
  2. Step 2: Convert to fraction form
    808,222.13/1,212,457.80 = 275,618.60/x
  3. Step 3: Cross multiply
    808,222.13x = 1,212,457.80 × 275,618.60
  4. Step 4: Simplify right side
    808,222.13x = 334,175,921,395.08
  5. Step 5: Solve for x
    x = 334,175,921,395.08/808,222.13
  6. Step 6: Final answer
    x = 413,470.39

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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.