Home / 839,595.06-1,259,021.79-240,420.06

Finding the Fourth Proportional to 839,595.06, 1,259,021.79 and 240,420.06

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Solution

The fourth proportional to 839,595.06, 1,259,021.79 and 240,420.06 is: 360,523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,595.06 : 1,259,021.79 = 240,420.06 : x
  2. Step 2: Convert to fraction form
    839,595.06/1,259,021.79 = 240,420.06/x
  3. Step 3: Cross multiply
    839,595.06x = 1,259,021.79 × 240,420.06
  4. Step 4: Simplify right side
    839,595.06x = 302,694,094,293.11
  5. Step 5: Solve for x
    x = 302,694,094,293.11/839,595.06
  6. Step 6: Final answer
    x = 360,523.91

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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.