Home / 908,804.43-1,363,209.89-277,715.61

Finding the Fourth Proportional to 908,804.43, 1,363,209.89 and 277,715.61

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Solution

The fourth proportional to 908,804.43, 1,363,209.89 and 277,715.61 is: 416,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,804.43 : 1,363,209.89 = 277,715.61 : x
  2. Step 2: Convert to fraction form
    908,804.43/1,363,209.89 = 277,715.61/x
  3. Step 3: Cross multiply
    908,804.43x = 1,363,209.89 × 277,715.61
  4. Step 4: Simplify right side
    908,804.43x = 378,584,671,444.99
  5. Step 5: Solve for x
    x = 378,584,671,444.99/908,804.43
  6. Step 6: Final answer
    x = 416,574.41

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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.