Home / 711,799.25-1,067,699.48-179,315.78

Finding the Fourth Proportional to 711,799.25, 1,067,699.48 and 179,315.78

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Solution

The fourth proportional to 711,799.25, 1,067,699.48 and 179,315.78 is: 268,973.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,799.25 : 1,067,699.48 = 179,315.78 : x
  2. Step 2: Convert to fraction form
    711,799.25/1,067,699.48 = 179,315.78/x
  3. Step 3: Cross multiply
    711,799.25x = 1,067,699.48 × 179,315.78
  4. Step 4: Simplify right side
    711,799.25x = 191,455,358,826.72
  5. Step 5: Solve for x
    x = 191,455,358,826.72/711,799.25
  6. Step 6: Final answer
    x = 268,973.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.