Home / 1,396,429.78-2,094,808.72-497,999.25

Finding the Fourth Proportional to 1,396,429.78, 2,094,808.72 and 497,999.25

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Solution

The fourth proportional to 1,396,429.78, 2,094,808.72 and 497,999.25 is: 747,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,429.78 : 2,094,808.72 = 497,999.25 : x
  2. Step 2: Convert to fraction form
    1,396,429.78/2,094,808.72 = 497,999.25/x
  3. Step 3: Cross multiply
    1,396,429.78x = 2,094,808.72 × 497,999.25
  4. Step 4: Simplify right side
    1,396,429.78x = 1,043,213,159,734.42
  5. Step 5: Solve for x
    x = 1,043,213,159,734.42/1,396,429.78
  6. Step 6: Final answer
    x = 747,057.37

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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.