Home / 843,661.68-1,263,480.02-539,098.69

Finding the Fourth Proportional to 843,661.68, 1,263,480.02 and 539,098.69

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Solution

The fourth proportional to 843,661.68, 1,263,480.02 and 539,098.69 is: 807,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,661.68 : 1,263,480.02 = 539,098.69 : x
  2. Step 2: Convert to fraction form
    843,661.68/1,263,480.02 = 539,098.69/x
  3. Step 3: Cross multiply
    843,661.68x = 1,263,480.02 × 539,098.69
  4. Step 4: Simplify right side
    843,661.68x = 681,140,422,159.63
  5. Step 5: Solve for x
    x = 681,140,422,159.63/843,661.68
  6. Step 6: Final answer
    x = 807,362.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.