Home / 673,045.55-1,009,349.88-223,645.80

Finding the Fourth Proportional to 673,045.55, 1,009,349.88 and 223,645.80

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Solution

The fourth proportional to 673,045.55, 1,009,349.88 and 223,645.80 is: 335,396.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,045.55 : 1,009,349.88 = 223,645.80 : x
  2. Step 2: Convert to fraction form
    673,045.55/1,009,349.88 = 223,645.80/x
  3. Step 3: Cross multiply
    673,045.55x = 1,009,349.88 × 223,645.80
  4. Step 4: Simplify right side
    673,045.55x = 225,736,864,338.89
  5. Step 5: Solve for x
    x = 225,736,864,338.89/673,045.55
  6. Step 6: Final answer
    x = 335,396.12

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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.