Home / 839,509.98-1,259,444.25-270,923.46

Finding the Fourth Proportional to 839,509.98, 1,259,444.25 and 270,923.46

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Solution

The fourth proportional to 839,509.98, 1,259,444.25 and 270,923.46 is: 406,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,509.98 : 1,259,444.25 = 270,923.46 : x
  2. Step 2: Convert to fraction form
    839,509.98/1,259,444.25 = 270,923.46/x
  3. Step 3: Cross multiply
    839,509.98x = 1,259,444.25 × 270,923.46
  4. Step 4: Simplify right side
    839,509.98x = 341,212,993,887.11
  5. Step 5: Solve for x
    x = 341,212,993,887.11/839,509.98
  6. Step 6: Final answer
    x = 406,443.05

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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.