Home / 790,898.87-1,091,549.03-484,921.14

Finding the Fourth Proportional to 790,898.87, 1,091,549.03 and 484,921.14

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Solution

The fourth proportional to 790,898.87, 1,091,549.03 and 484,921.14 is: 669,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,898.87 : 1,091,549.03 = 484,921.14 : x
  2. Step 2: Convert to fraction form
    790,898.87/1,091,549.03 = 484,921.14/x
  3. Step 3: Cross multiply
    790,898.87x = 1,091,549.03 × 484,921.14
  4. Step 4: Simplify right side
    790,898.87x = 529,315,199,993.49
  5. Step 5: Solve for x
    x = 529,315,199,993.49/790,898.87
  6. Step 6: Final answer
    x = 669,257.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.