Home / 893,488.73-1,233,023.99-485,590.55

Finding the Fourth Proportional to 893,488.73, 1,233,023.99 and 485,590.55

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Solution

The fourth proportional to 893,488.73, 1,233,023.99 and 485,590.55 is: 670,120.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,488.73 : 1,233,023.99 = 485,590.55 : x
  2. Step 2: Convert to fraction form
    893,488.73/1,233,023.99 = 485,590.55/x
  3. Step 3: Cross multiply
    893,488.73x = 1,233,023.99 × 485,590.55
  4. Step 4: Simplify right side
    893,488.73x = 598,744,788,874.22
  5. Step 5: Solve for x
    x = 598,744,788,874.22/893,488.73
  6. Step 6: Final answer
    x = 670,120.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.