Home / 713,213.80-1,069,869.30-226,857.40

Finding the Fourth Proportional to 713,213.80, 1,069,869.30 and 226,857.40

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Solution

The fourth proportional to 713,213.80, 1,069,869.30 and 226,857.40 is: 340,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,213.80 : 1,069,869.30 = 226,857.40 : x
  2. Step 2: Convert to fraction form
    713,213.80/1,069,869.30 = 226,857.40/x
  3. Step 3: Cross multiply
    713,213.80x = 1,069,869.30 × 226,857.40
  4. Step 4: Simplify right side
    713,213.80x = 242,707,767,737.82
  5. Step 5: Solve for x
    x = 242,707,767,737.82/713,213.80
  6. Step 6: Final answer
    x = 340,301.56

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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.