Home / 313,979.96-433,303.72-179,869.88

Finding the Fourth Proportional to 313,979.96, 433,303.72 and 179,869.88

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Solution

The fourth proportional to 313,979.96, 433,303.72 and 179,869.88 is: 248,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,979.96 : 433,303.72 = 179,869.88 : x
  2. Step 2: Convert to fraction form
    313,979.96/433,303.72 = 179,869.88/x
  3. Step 3: Cross multiply
    313,979.96x = 433,303.72 × 179,869.88
  4. Step 4: Simplify right side
    313,979.96x = 77,938,288,119.95
  5. Step 5: Solve for x
    x = 77,938,288,119.95/313,979.96
  6. Step 6: Final answer
    x = 248,226.95

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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.