Home / 897,177.48-1,238,089.32-489,282.48

Finding the Fourth Proportional to 897,177.48, 1,238,089.32 and 489,282.48

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Solution

The fourth proportional to 897,177.48, 1,238,089.32 and 489,282.48 is: 675,201.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,177.48 : 1,238,089.32 = 489,282.48 : x
  2. Step 2: Convert to fraction form
    897,177.48/1,238,089.32 = 489,282.48/x
  3. Step 3: Cross multiply
    897,177.48x = 1,238,089.32 × 489,282.48
  4. Step 4: Simplify right side
    897,177.48x = 605,775,412,951.11
  5. Step 5: Solve for x
    x = 605,775,412,951.11/897,177.48
  6. Step 6: Final answer
    x = 675,201.31

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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.