Home / 401,822.68-554,474.91-240,673.59

Finding the Fourth Proportional to 401,822.68, 554,474.91 and 240,673.59

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Solution

The fourth proportional to 401,822.68, 554,474.91 and 240,673.59 is: 332,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,822.68 : 554,474.91 = 240,673.59 : x
  2. Step 2: Convert to fraction form
    401,822.68/554,474.91 = 240,673.59/x
  3. Step 3: Cross multiply
    401,822.68x = 554,474.91 × 240,673.59
  4. Step 4: Simplify right side
    401,822.68x = 133,447,464,382.25
  5. Step 5: Solve for x
    x = 133,447,464,382.25/401,822.68
  6. Step 6: Final answer
    x = 332,105.36

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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.