Home / 839,548.80-1,258,951.68-240,373.44

Finding the Fourth Proportional to 839,548.80, 1,258,951.68 and 240,373.44

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Solution

The fourth proportional to 839,548.80, 1,258,951.68 and 240,373.44 is: 360,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,548.80 : 1,258,951.68 = 240,373.44 : x
  2. Step 2: Convert to fraction form
    839,548.80/1,258,951.68 = 240,373.44/x
  3. Step 3: Cross multiply
    839,548.80x = 1,258,951.68 × 240,373.44
  4. Step 4: Simplify right side
    839,548.80x = 302,618,546,115.38
  5. Step 5: Solve for x
    x = 302,618,546,115.38/839,548.80
  6. Step 6: Final answer
    x = 360,453.79

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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.