Home / 703,255.40-1,054,911.90-204,619.40

Finding the Fourth Proportional to 703,255.40, 1,054,911.90 and 204,619.40

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Solution

The fourth proportional to 703,255.40, 1,054,911.90 and 204,619.40 is: 306,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,255.40 : 1,054,911.90 = 204,619.40 : x
  2. Step 2: Convert to fraction form
    703,255.40/1,054,911.90 = 204,619.40/x
  3. Step 3: Cross multiply
    703,255.40x = 1,054,911.90 × 204,619.40
  4. Step 4: Simplify right side
    703,255.40x = 215,855,440,030.86
  5. Step 5: Solve for x
    x = 215,855,440,030.86/703,255.40
  6. Step 6: Final answer
    x = 306,937.48

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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.