Home / 673,792.72-1,009,547.56-406,992.73

Finding the Fourth Proportional to 673,792.72, 1,009,547.56 and 406,992.73

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Solution

The fourth proportional to 673,792.72, 1,009,547.56 and 406,992.73 is: 609,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,792.72 : 1,009,547.56 = 406,992.73 : x
  2. Step 2: Convert to fraction form
    673,792.72/1,009,547.56 = 406,992.73/x
  3. Step 3: Cross multiply
    673,792.72x = 1,009,547.56 × 406,992.73
  4. Step 4: Simplify right side
    673,792.72x = 410,878,515,120.01
  5. Step 5: Solve for x
    x = 410,878,515,120.01/673,792.72
  6. Step 6: Final answer
    x = 609,799.58

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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.