Home / 326,309.07-450,329.31-181,122.24

Finding the Fourth Proportional to 326,309.07, 450,329.31 and 181,122.24

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Solution

The fourth proportional to 326,309.07, 450,329.31 and 181,122.24 is: 249,961.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,309.07 : 450,329.31 = 181,122.24 : x
  2. Step 2: Convert to fraction form
    326,309.07/450,329.31 = 181,122.24/x
  3. Step 3: Cross multiply
    326,309.07x = 450,329.31 × 181,122.24
  4. Step 4: Simplify right side
    326,309.07x = 81,564,653,364.85
  5. Step 5: Solve for x
    x = 81,564,653,364.85/326,309.07
  6. Step 6: Final answer
    x = 249,961.34

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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.