Home / 839,768.40-1,259,273.52-240,592.41

Finding the Fourth Proportional to 839,768.40, 1,259,273.52 and 240,592.41

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Solution

The fourth proportional to 839,768.40, 1,259,273.52 and 240,592.41 is: 360,780.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,768.40 : 1,259,273.52 = 240,592.41 : x
  2. Step 2: Convert to fraction form
    839,768.40/1,259,273.52 = 240,592.41/x
  3. Step 3: Cross multiply
    839,768.40x = 1,259,273.52 × 240,592.41
  4. Step 4: Simplify right side
    839,768.40x = 302,971,651,025.98
  5. Step 5: Solve for x
    x = 302,971,651,025.98/839,768.40
  6. Step 6: Final answer
    x = 360,780.01

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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.