Home / 897,098.93-1,238,026.41-489,223.08

Finding the Fourth Proportional to 897,098.93, 1,238,026.41 and 489,223.08

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Solution

The fourth proportional to 897,098.93, 1,238,026.41 and 489,223.08 is: 675,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,098.93 : 1,238,026.41 = 489,223.08 : x
  2. Step 2: Convert to fraction form
    897,098.93/1,238,026.41 = 489,223.08/x
  3. Step 3: Cross multiply
    897,098.93x = 1,238,026.41 × 489,223.08
  4. Step 4: Simplify right side
    897,098.93x = 605,671,093,421.54
  5. Step 5: Solve for x
    x = 605,671,093,421.54/897,098.93
  6. Step 6: Final answer
    x = 675,144.15

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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.