Home / 556,904.77-835,350.09-177,820.69

Finding the Fourth Proportional to 556,904.77, 835,350.09 and 177,820.69

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Solution

The fourth proportional to 556,904.77, 835,350.09 and 177,820.69 is: 266,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,904.77 : 835,350.09 = 177,820.69 : x
  2. Step 2: Convert to fraction form
    556,904.77/835,350.09 = 177,820.69/x
  3. Step 3: Cross multiply
    556,904.77x = 835,350.09 × 177,820.69
  4. Step 4: Simplify right side
    556,904.77x = 148,542,529,395.36
  5. Step 5: Solve for x
    x = 148,542,529,395.36/556,904.77
  6. Step 6: Final answer
    x = 266,728.78

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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.