Home / 784,993.20-1,178,008.20-448,033.20

Finding the Fourth Proportional to 784,993.20, 1,178,008.20 and 448,033.20

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Solution

The fourth proportional to 784,993.20, 1,178,008.20 and 448,033.20 is: 672,345.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,993.20 : 1,178,008.20 = 448,033.20 : x
  2. Step 2: Convert to fraction form
    784,993.20/1,178,008.20 = 448,033.20/x
  3. Step 3: Cross multiply
    784,993.20x = 1,178,008.20 × 448,033.20
  4. Step 4: Simplify right side
    784,993.20x = 527,786,783,472.24
  5. Step 5: Solve for x
    x = 527,786,783,472.24/784,993.20
  6. Step 6: Final answer
    x = 672,345.68

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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.