Home / 913,155.33-1,260,661.14-550,671.03

Finding the Fourth Proportional to 913,155.33, 1,260,661.14 and 550,671.03

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Solution

The fourth proportional to 913,155.33, 1,260,661.14 and 550,671.03 is: 760,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,155.33 : 1,260,661.14 = 550,671.03 : x
  2. Step 2: Convert to fraction form
    913,155.33/1,260,661.14 = 550,671.03/x
  3. Step 3: Cross multiply
    913,155.33x = 1,260,661.14 × 550,671.03
  4. Step 4: Simplify right side
    913,155.33x = 694,209,568,444.77
  5. Step 5: Solve for x
    x = 694,209,568,444.77/913,155.33
  6. Step 6: Final answer
    x = 760,231.63

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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.