Home / 825,898.17-1,238,797.46-491,069.59

Finding the Fourth Proportional to 825,898.17, 1,238,797.46 and 491,069.59

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Solution

The fourth proportional to 825,898.17, 1,238,797.46 and 491,069.59 is: 736,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,898.17 : 1,238,797.46 = 491,069.59 : x
  2. Step 2: Convert to fraction form
    825,898.17/1,238,797.46 = 491,069.59/x
  3. Step 3: Cross multiply
    825,898.17x = 1,238,797.46 × 491,069.59
  4. Step 4: Simplify right side
    825,898.17x = 608,335,758,905.92
  5. Step 5: Solve for x
    x = 608,335,758,905.92/825,898.17
  6. Step 6: Final answer
    x = 736,574.77

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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.