Home / 784,519.20-1,176,954.84-252,070.56

Finding the Fourth Proportional to 784,519.20, 1,176,954.84 and 252,070.56

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Solution

The fourth proportional to 784,519.20, 1,176,954.84 and 252,070.56 is: 378,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,519.20 : 1,176,954.84 = 252,070.56 : x
  2. Step 2: Convert to fraction form
    784,519.20/1,176,954.84 = 252,070.56/x
  3. Step 3: Cross multiply
    784,519.20x = 1,176,954.84 × 252,070.56
  4. Step 4: Simplify right side
    784,519.20x = 296,675,665,613.51
  5. Step 5: Solve for x
    x = 296,675,665,613.51/784,519.20
  6. Step 6: Final answer
    x = 378,162.40

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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.