Home / 790,924.15-1,186,441.56-317,609.50

Finding the Fourth Proportional to 790,924.15, 1,186,441.56 and 317,609.50

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Solution

The fourth proportional to 790,924.15, 1,186,441.56 and 317,609.50 is: 476,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,924.15 : 1,186,441.56 = 317,609.50 : x
  2. Step 2: Convert to fraction form
    790,924.15/1,186,441.56 = 317,609.50/x
  3. Step 3: Cross multiply
    790,924.15x = 1,186,441.56 × 317,609.50
  4. Step 4: Simplify right side
    790,924.15x = 376,825,110,650.82
  5. Step 5: Solve for x
    x = 376,825,110,650.82/790,924.15
  6. Step 6: Final answer
    x = 476,436.47

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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.