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Finding the Fourth Proportional to 325,723.54, 488,465.22 and 112,437.22

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Solution

The fourth proportional to 325,723.54, 488,465.22 and 112,437.22 is: 168,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,723.54 : 488,465.22 = 112,437.22 : x
  2. Step 2: Convert to fraction form
    325,723.54/488,465.22 = 112,437.22/x
  3. Step 3: Cross multiply
    325,723.54x = 488,465.22 × 112,437.22
  4. Step 4: Simplify right side
    325,723.54x = 54,921,671,403.49
  5. Step 5: Solve for x
    x = 54,921,671,403.49/325,723.54
  6. Step 6: Final answer
    x = 168,614.38

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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.