Home / 839,722.59-1,259,466.03-240,734.88

Finding the Fourth Proportional to 839,722.59, 1,259,466.03 and 240,734.88

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Solution

The fourth proportional to 839,722.59, 1,259,466.03 and 240,734.88 is: 361,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,722.59 : 1,259,466.03 = 240,734.88 : x
  2. Step 2: Convert to fraction form
    839,722.59/1,259,466.03 = 240,734.88/x
  3. Step 3: Cross multiply
    839,722.59x = 1,259,466.03 × 240,734.88
  4. Step 4: Simplify right side
    839,722.59x = 303,197,403,596.13
  5. Step 5: Solve for x
    x = 303,197,403,596.13/839,722.59
  6. Step 6: Final answer
    x = 361,068.53

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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.