Home / 673,107.89-1,007,873.35-406,507.73

Finding the Fourth Proportional to 673,107.89, 1,007,873.35 and 406,507.73

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Solution

The fourth proportional to 673,107.89, 1,007,873.35 and 406,507.73 is: 608,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,107.89 : 1,007,873.35 = 406,507.73 : x
  2. Step 2: Convert to fraction form
    673,107.89/1,007,873.35 = 406,507.73/x
  3. Step 3: Cross multiply
    673,107.89x = 1,007,873.35 × 406,507.73
  4. Step 4: Simplify right side
    673,107.89x = 409,708,307,636.00
  5. Step 5: Solve for x
    x = 409,708,307,636.00/673,107.89
  6. Step 6: Final answer
    x = 608,681.48

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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.