Home / 673,015.32-1,009,304.64-223,615.53

Finding the Fourth Proportional to 673,015.32, 1,009,304.64 and 223,615.53

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Solution

The fourth proportional to 673,015.32, 1,009,304.64 and 223,615.53 is: 335,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,015.32 : 1,009,304.64 = 223,615.53 : x
  2. Step 2: Convert to fraction form
    673,015.32/1,009,304.64 = 223,615.53/x
  3. Step 3: Cross multiply
    673,015.32x = 1,009,304.64 × 223,615.53
  4. Step 4: Simplify right side
    673,015.32x = 225,696,192,005.06
  5. Step 5: Solve for x
    x = 225,696,192,005.06/673,015.32
  6. Step 6: Final answer
    x = 335,350.75

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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.