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Finding the Fourth Proportional to 370,524.06, 555,797.42 and 256,560.30

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Solution

The fourth proportional to 370,524.06, 555,797.42 and 256,560.30 is: 384,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,524.06 : 555,797.42 = 256,560.30 : x
  2. Step 2: Convert to fraction form
    370,524.06/555,797.42 = 256,560.30/x
  3. Step 3: Cross multiply
    370,524.06x = 555,797.42 × 256,560.30
  4. Step 4: Simplify right side
    370,524.06x = 142,595,552,814.43
  5. Step 5: Solve for x
    x = 142,595,552,814.43/370,524.06
  6. Step 6: Final answer
    x = 384,848.30

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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.