Home / 908,508.30-1,362,762.45-277,421.10

Finding the Fourth Proportional to 908,508.30, 1,362,762.45 and 277,421.10

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Solution

The fourth proportional to 908,508.30, 1,362,762.45 and 277,421.10 is: 416,131.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,508.30 : 1,362,762.45 = 277,421.10 : x
  2. Step 2: Convert to fraction form
    908,508.30/1,362,762.45 = 277,421.10/x
  3. Step 3: Cross multiply
    908,508.30x = 1,362,762.45 × 277,421.10
  4. Step 4: Simplify right side
    908,508.30x = 378,059,057,917.70
  5. Step 5: Solve for x
    x = 378,059,057,917.70/908,508.30
  6. Step 6: Final answer
    x = 416,131.65

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Double scale
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Similar ratio
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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.