Home / 753,271.96-1,130,081.82-220,834.12

Finding the Fourth Proportional to 753,271.96, 1,130,081.82 and 220,834.12

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Solution

The fourth proportional to 753,271.96, 1,130,081.82 and 220,834.12 is: 331,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,271.96 : 1,130,081.82 = 220,834.12 : x
  2. Step 2: Convert to fraction form
    753,271.96/1,130,081.82 = 220,834.12/x
  3. Step 3: Cross multiply
    753,271.96x = 1,130,081.82 × 220,834.12
  4. Step 4: Simplify right side
    753,271.96x = 249,560,624,247.70
  5. Step 5: Solve for x
    x = 249,560,624,247.70/753,271.96
  6. Step 6: Final answer
    x = 331,302.16

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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.