Home / 908,810.34-1,363,218.76-277,721.52

Finding the Fourth Proportional to 908,810.34, 1,363,218.76 and 277,721.52

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Solution

The fourth proportional to 908,810.34, 1,363,218.76 and 277,721.52 is: 416,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,810.34 : 1,363,218.76 = 277,721.52 : x
  2. Step 2: Convert to fraction form
    908,810.34/1,363,218.76 = 277,721.52/x
  3. Step 3: Cross multiply
    908,810.34x = 1,363,218.76 × 277,721.52
  4. Step 4: Simplify right side
    908,810.34x = 378,595,186,119.72
  5. Step 5: Solve for x
    x = 378,595,186,119.72/908,810.34
  6. Step 6: Final answer
    x = 416,583.27

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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.