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Finding the Fourth Proportional to 673,068.16, 1,009,611.03 and 223,789.02

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Solution

The fourth proportional to 673,068.16, 1,009,611.03 and 223,789.02 is: 335,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,068.16 : 1,009,611.03 = 223,789.02 : x
  2. Step 2: Convert to fraction form
    673,068.16/1,009,611.03 = 223,789.02/x
  3. Step 3: Cross multiply
    673,068.16x = 1,009,611.03 × 223,789.02
  4. Step 4: Simplify right side
    673,068.16x = 225,939,861,865.95
  5. Step 5: Solve for x
    x = 225,939,861,865.95/673,068.16
  6. Step 6: Final answer
    x = 335,686.45

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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.