Home / 1,022,491.44-1,533,681.36-312,519.24

Finding the Fourth Proportional to 1,022,491.44, 1,533,681.36 and 312,519.24

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Solution

The fourth proportional to 1,022,491.44, 1,533,681.36 and 312,519.24 is: 468,761.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,491.44 : 1,533,681.36 = 312,519.24 : x
  2. Step 2: Convert to fraction form
    1,022,491.44/1,533,681.36 = 312,519.24/x
  3. Step 3: Cross multiply
    1,022,491.44x = 1,533,681.36 × 312,519.24
  4. Step 4: Simplify right side
    1,022,491.44x = 479,304,933,029.37
  5. Step 5: Solve for x
    x = 479,304,933,029.37/1,022,491.44
  6. Step 6: Final answer
    x = 468,761.81

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Double scale
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1.5x scale

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.