Home / 1,014,298.25-1,399,748.80-555,405.51

Finding the Fourth Proportional to 1,014,298.25, 1,399,748.80 and 555,405.51

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Solution

The fourth proportional to 1,014,298.25, 1,399,748.80 and 555,405.51 is: 766,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,298.25 : 1,399,748.80 = 555,405.51 : x
  2. Step 2: Convert to fraction form
    1,014,298.25/1,399,748.80 = 555,405.51/x
  3. Step 3: Cross multiply
    1,014,298.25x = 1,399,748.80 × 555,405.51
  4. Step 4: Simplify right side
    1,014,298.25x = 777,428,193,164.23
  5. Step 5: Solve for x
    x = 777,428,193,164.23/1,014,298.25
  6. Step 6: Final answer
    x = 766,469.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.