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Finding the Fourth Proportional to 370,855.14, 555,710.22 and 250,440.24

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Solution

The fourth proportional to 370,855.14, 555,710.22 and 250,440.24 is: 375,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,855.14 : 555,710.22 = 250,440.24 : x
  2. Step 2: Convert to fraction form
    370,855.14/555,710.22 = 250,440.24/x
  3. Step 3: Cross multiply
    370,855.14x = 555,710.22 × 250,440.24
  4. Step 4: Simplify right side
    370,855.14x = 139,172,200,867.25
  5. Step 5: Solve for x
    x = 139,172,200,867.25/370,855.14
  6. Step 6: Final answer
    x = 375,273.75

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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.