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Finding the Fourth Proportional to 326,260.62, 450,238.92 and 181,088.64

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Solution

The fourth proportional to 326,260.62, 450,238.92 and 181,088.64 is: 249,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,260.62 : 450,238.92 = 181,088.64 : x
  2. Step 2: Convert to fraction form
    326,260.62/450,238.92 = 181,088.64/x
  3. Step 3: Cross multiply
    326,260.62x = 450,238.92 × 181,088.64
  4. Step 4: Simplify right side
    326,260.62x = 81,533,153,697.87
  5. Step 5: Solve for x
    x = 81,533,153,697.87/326,260.62
  6. Step 6: Final answer
    x = 249,901.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.