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Finding the Fourth Proportional to 358,518.69, 538,110.54 and 181,150.26

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Solution

The fourth proportional to 358,518.69, 538,110.54 and 181,150.26 is: 271,893.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,518.69 : 538,110.54 = 181,150.26 : x
  2. Step 2: Convert to fraction form
    358,518.69/538,110.54 = 181,150.26/x
  3. Step 3: Cross multiply
    358,518.69x = 538,110.54 × 181,150.26
  4. Step 4: Simplify right side
    358,518.69x = 97,478,864,229.74
  5. Step 5: Solve for x
    x = 97,478,864,229.74/358,518.69
  6. Step 6: Final answer
    x = 271,893.40

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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.