Home / 870,451.52-1,305,526.80-230,759.48

Finding the Fourth Proportional to 870,451.52, 1,305,526.80 and 230,759.48

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Solution

The fourth proportional to 870,451.52, 1,305,526.80 and 230,759.48 is: 346,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,451.52 : 1,305,526.80 = 230,759.48 : x
  2. Step 2: Convert to fraction form
    870,451.52/1,305,526.80 = 230,759.48/x
  3. Step 3: Cross multiply
    870,451.52x = 1,305,526.80 × 230,759.48
  4. Step 4: Simplify right side
    870,451.52x = 301,262,685,494.06
  5. Step 5: Solve for x
    x = 301,262,685,494.06/870,451.52
  6. Step 6: Final answer
    x = 346,099.33

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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.