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Finding the Fourth Proportional to 370,234.41, 555,351.62 and 89,751.66

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Solution

The fourth proportional to 370,234.41, 555,351.62 and 89,751.66 is: 134,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,234.41 : 555,351.62 = 89,751.66 : x
  2. Step 2: Convert to fraction form
    370,234.41/555,351.62 = 89,751.66/x
  3. Step 3: Cross multiply
    370,234.41x = 555,351.62 × 89,751.66
  4. Step 4: Simplify right side
    370,234.41x = 49,843,727,247.36
  5. Step 5: Solve for x
    x = 49,843,727,247.36/370,234.41
  6. Step 6: Final answer
    x = 134,627.49

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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.