Home / 913,149.33-1,260,652.86-550,665.02

Finding the Fourth Proportional to 913,149.33, 1,260,652.86 and 550,665.02

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Solution

The fourth proportional to 913,149.33, 1,260,652.86 and 550,665.02 is: 760,223.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,149.33 : 1,260,652.86 = 550,665.02 : x
  2. Step 2: Convert to fraction form
    913,149.33/1,260,652.86 = 550,665.02/x
  3. Step 3: Cross multiply
    913,149.33x = 1,260,652.86 × 550,665.02
  4. Step 4: Simplify right side
    913,149.33x = 694,197,426,061.69
  5. Step 5: Solve for x
    x = 694,197,426,061.69/913,149.33
  6. Step 6: Final answer
    x = 760,223.33

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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.