Home / 798,789.54-1,102,288.50-436,143.54

Finding the Fourth Proportional to 798,789.54, 1,102,288.50 and 436,143.54

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Solution

The fourth proportional to 798,789.54, 1,102,288.50 and 436,143.54 is: 601,855.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,789.54 : 1,102,288.50 = 436,143.54 : x
  2. Step 2: Convert to fraction form
    798,789.54/1,102,288.50 = 436,143.54/x
  3. Step 3: Cross multiply
    798,789.54x = 1,102,288.50 × 436,143.54
  4. Step 4: Simplify right side
    798,789.54x = 480,756,008,491.29
  5. Step 5: Solve for x
    x = 480,756,008,491.29/798,789.54
  6. Step 6: Final answer
    x = 601,855.66

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1.5x scale

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.