Home / 673,710.60-1,009,688.40-273,884.88

Finding the Fourth Proportional to 673,710.60, 1,009,688.40 and 273,884.88

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Solution

The fourth proportional to 673,710.60, 1,009,688.40 and 273,884.88 is: 410,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,710.60 : 1,009,688.40 = 273,884.88 : x
  2. Step 2: Convert to fraction form
    673,710.60/1,009,688.40 = 273,884.88/x
  3. Step 3: Cross multiply
    673,710.60x = 1,009,688.40 × 273,884.88
  4. Step 4: Simplify right side
    673,710.60x = 276,538,386,271.39
  5. Step 5: Solve for x
    x = 276,538,386,271.39/673,710.60
  6. Step 6: Final answer
    x = 410,470.59

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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.