Home / 839,216.73-1,259,922.51-498,282.48

Finding the Fourth Proportional to 839,216.73, 1,259,922.51 and 498,282.48

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Solution

The fourth proportional to 839,216.73, 1,259,922.51 and 498,282.48 is: 748,075.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,216.73 : 1,259,922.51 = 498,282.48 : x
  2. Step 2: Convert to fraction form
    839,216.73/1,259,922.51 = 498,282.48/x
  3. Step 3: Cross multiply
    839,216.73x = 1,259,922.51 × 498,282.48
  4. Step 4: Simplify right side
    839,216.73x = 627,797,312,890.63
  5. Step 5: Solve for x
    x = 627,797,312,890.63/839,216.73
  6. Step 6: Final answer
    x = 748,075.31

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1.5x scale

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.