Home / 753,011.04-1,129,530.06-273,579.33

Finding the Fourth Proportional to 753,011.04, 1,129,530.06 and 273,579.33

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Solution

The fourth proportional to 753,011.04, 1,129,530.06 and 273,579.33 is: 410,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,011.04 : 1,129,530.06 = 273,579.33 : x
  2. Step 2: Convert to fraction form
    753,011.04/1,129,530.06 = 273,579.33/x
  3. Step 3: Cross multiply
    753,011.04x = 1,129,530.06 × 273,579.33
  4. Step 4: Simplify right side
    753,011.04x = 309,016,077,029.66
  5. Step 5: Solve for x
    x = 309,016,077,029.66/753,011.04
  6. Step 6: Final answer
    x = 410,373.90

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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.