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Finding the Fourth Proportional to 358,889.93, 538,336.93 and 92,632.24

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Solution

The fourth proportional to 358,889.93, 538,336.93 and 92,632.24 is: 138,948.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,889.93 : 538,336.93 = 92,632.24 : x
  2. Step 2: Convert to fraction form
    358,889.93/538,336.93 = 92,632.24/x
  3. Step 3: Cross multiply
    358,889.93x = 538,336.93 × 92,632.24
  4. Step 4: Simplify right side
    358,889.93x = 49,867,355,700.62
  5. Step 5: Solve for x
    x = 49,867,355,700.62/358,889.93
  6. Step 6: Final answer
    x = 138,948.89

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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.