Home / 675,518.04-1,013,276.24-320,338.28

Finding the Fourth Proportional to 675,518.04, 1,013,276.24 and 320,338.28

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Solution

The fourth proportional to 675,518.04, 1,013,276.24 and 320,338.28 is: 480,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,518.04 : 1,013,276.24 = 320,338.28 : x
  2. Step 2: Convert to fraction form
    675,518.04/1,013,276.24 = 320,338.28/x
  3. Step 3: Cross multiply
    675,518.04x = 1,013,276.24 × 320,338.28
  4. Step 4: Simplify right side
    675,518.04x = 324,591,167,886.47
  5. Step 5: Solve for x
    x = 324,591,167,886.47/675,518.04
  6. Step 6: Final answer
    x = 480,507.03

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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.