Home / 908,739.77-1,363,355.06-277,636.37

Finding the Fourth Proportional to 908,739.77, 1,363,355.06 and 277,636.37

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Solution

The fourth proportional to 908,739.77, 1,363,355.06 and 277,636.37 is: 416,529.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,739.77 : 1,363,355.06 = 277,636.37 : x
  2. Step 2: Convert to fraction form
    908,739.77/1,363,355.06 = 277,636.37/x
  3. Step 3: Cross multiply
    908,739.77x = 1,363,355.06 × 277,636.37
  4. Step 4: Simplify right side
    908,739.77x = 378,516,941,674.58
  5. Step 5: Solve for x
    x = 378,516,941,674.58/908,739.77
  6. Step 6: Final answer
    x = 416,529.52

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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.