Home / 329,939.25-455,317.38-179,036.25

Finding the Fourth Proportional to 329,939.25, 455,317.38 and 179,036.25

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Solution

The fourth proportional to 329,939.25, 455,317.38 and 179,036.25 is: 247,070.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,939.25 : 455,317.38 = 179,036.25 : x
  2. Step 2: Convert to fraction form
    329,939.25/455,317.38 = 179,036.25/x
  3. Step 3: Cross multiply
    329,939.25x = 455,317.38 × 179,036.25
  4. Step 4: Simplify right side
    329,939.25x = 81,518,316,275.03
  5. Step 5: Solve for x
    x = 81,518,316,275.03/329,939.25
  6. Step 6: Final answer
    x = 247,070.68

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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.