Home / 839,595.56-1,259,022.54-240,420.56

Finding the Fourth Proportional to 839,595.56, 1,259,022.54 and 240,420.56

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Solution

The fourth proportional to 839,595.56, 1,259,022.54 and 240,420.56 is: 360,524.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,595.56 : 1,259,022.54 = 240,420.56 : x
  2. Step 2: Convert to fraction form
    839,595.56/1,259,022.54 = 240,420.56/x
  3. Step 3: Cross multiply
    839,595.56x = 1,259,022.54 × 240,420.56
  4. Step 4: Simplify right side
    839,595.56x = 302,694,904,119.42
  5. Step 5: Solve for x
    x = 302,694,904,119.42/839,595.56
  6. Step 6: Final answer
    x = 360,524.66

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Double scale
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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.