Home / 913,153.83-1,260,659.07-550,669.53

Finding the Fourth Proportional to 913,153.83, 1,260,659.07 and 550,669.53

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Solution

The fourth proportional to 913,153.83, 1,260,659.07 and 550,669.53 is: 760,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,153.83 : 1,260,659.07 = 550,669.53 : x
  2. Step 2: Convert to fraction form
    913,153.83/1,260,659.07 = 550,669.53/x
  3. Step 3: Cross multiply
    913,153.83x = 1,260,659.07 × 550,669.53
  4. Step 4: Simplify right side
    913,153.83x = 694,206,537,567.14
  5. Step 5: Solve for x
    x = 694,206,537,567.14/913,153.83
  6. Step 6: Final answer
    x = 760,229.56

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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.