Home / 329,939.24-455,317.40-179,036.24

Finding the Fourth Proportional to 329,939.24, 455,317.40 and 179,036.24

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Solution

The fourth proportional to 329,939.24, 455,317.40 and 179,036.24 is: 247,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,939.24 : 455,317.40 = 179,036.24 : x
  2. Step 2: Convert to fraction form
    329,939.24/455,317.40 = 179,036.24/x
  3. Step 3: Cross multiply
    329,939.24x = 455,317.40 × 179,036.24
  4. Step 4: Simplify right side
    329,939.24x = 81,518,315,302.58
  5. Step 5: Solve for x
    x = 81,518,315,302.58/329,939.24
  6. Step 6: Final answer
    x = 247,070.69

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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.