Home / 881,220.51-1,321,900.80-375,785.80

Finding the Fourth Proportional to 881,220.51, 1,321,900.80 and 375,785.80

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Solution

The fourth proportional to 881,220.51, 1,321,900.80 and 375,785.80 is: 563,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,220.51 : 1,321,900.80 = 375,785.80 : x
  2. Step 2: Convert to fraction form
    881,220.51/1,321,900.80 = 375,785.80/x
  3. Step 3: Cross multiply
    881,220.51x = 1,321,900.80 × 375,785.80
  4. Step 4: Simplify right side
    881,220.51x = 496,751,552,302.00
  5. Step 5: Solve for x
    x = 496,751,552,302.00/881,220.51
  6. Step 6: Final answer
    x = 563,708.57

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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.