Home / 729,866.68-1,094,858.58-256,658.20

Finding the Fourth Proportional to 729,866.68, 1,094,858.58 and 256,658.20

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Solution

The fourth proportional to 729,866.68, 1,094,858.58 and 256,658.20 is: 385,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,866.68 : 1,094,858.58 = 256,658.20 : x
  2. Step 2: Convert to fraction form
    729,866.68/1,094,858.58 = 256,658.20/x
  3. Step 3: Cross multiply
    729,866.68x = 1,094,858.58 × 256,658.20
  4. Step 4: Simplify right side
    729,866.68x = 281,004,432,397.36
  5. Step 5: Solve for x
    x = 281,004,432,397.36/729,866.68
  6. Step 6: Final answer
    x = 385,007.89

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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.