Home / 404,238.15-606,359.03-104,697.45

Finding the Fourth Proportional to 404,238.15, 606,359.03 and 104,697.45

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Solution

The fourth proportional to 404,238.15, 606,359.03 and 104,697.45 is: 157,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,238.15 : 606,359.03 = 104,697.45 : x
  2. Step 2: Convert to fraction form
    404,238.15/606,359.03 = 104,697.45/x
  3. Step 3: Cross multiply
    404,238.15x = 606,359.03 × 104,697.45
  4. Step 4: Simplify right side
    404,238.15x = 63,484,243,701.99
  5. Step 5: Solve for x
    x = 63,484,243,701.99/404,238.15
  6. Step 6: Final answer
    x = 157,046.64

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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.