Home / 329,929.10-455,307.45-179,026.10

Finding the Fourth Proportional to 329,929.10, 455,307.45 and 179,026.10

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Solution

The fourth proportional to 329,929.10, 455,307.45 and 179,026.10 is: 247,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,929.10 : 455,307.45 = 179,026.10 : x
  2. Step 2: Convert to fraction form
    329,929.10/455,307.45 = 179,026.10/x
  3. Step 3: Cross multiply
    329,929.10x = 455,307.45 × 179,026.10
  4. Step 4: Simplify right side
    329,929.10x = 81,511,917,074.45
  5. Step 5: Solve for x
    x = 81,511,917,074.45/329,929.10
  6. Step 6: Final answer
    x = 247,058.89

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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.