Home / 897,151.44-1,238,053.44-489,256.48

Finding the Fourth Proportional to 897,151.44, 1,238,053.44 and 489,256.48

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Solution

The fourth proportional to 897,151.44, 1,238,053.44 and 489,256.48 is: 675,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,151.44 : 1,238,053.44 = 489,256.48 : x
  2. Step 2: Convert to fraction form
    897,151.44/1,238,053.44 = 489,256.48/x
  3. Step 3: Cross multiply
    897,151.44x = 1,238,053.44 × 489,256.48
  4. Step 4: Simplify right side
    897,151.44x = 605,725,668,106.29
  5. Step 5: Solve for x
    x = 605,725,668,106.29/897,151.44
  6. Step 6: Final answer
    x = 675,165.46

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1.5x scale

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.