Home / 790,567.80-1,185,830.20-221,953.64

Finding the Fourth Proportional to 790,567.80, 1,185,830.20 and 221,953.64

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Solution

The fourth proportional to 790,567.80, 1,185,830.20 and 221,953.64 is: 332,924.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,567.80 : 1,185,830.20 = 221,953.64 : x
  2. Step 2: Convert to fraction form
    790,567.80/1,185,830.20 = 221,953.64/x
  3. Step 3: Cross multiply
    790,567.80x = 1,185,830.20 × 221,953.64
  4. Step 4: Simplify right side
    790,567.80x = 263,199,329,311.93
  5. Step 5: Solve for x
    x = 263,199,329,311.93/790,567.80
  6. Step 6: Final answer
    x = 332,924.42

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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.