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Finding the Fourth Proportional to 364,279.68, 546,088.73 and 127,493.19

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Solution

The fourth proportional to 364,279.68, 546,088.73 and 127,493.19 is: 191,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,279.68 : 546,088.73 = 127,493.19 : x
  2. Step 2: Convert to fraction form
    364,279.68/546,088.73 = 127,493.19/x
  3. Step 3: Cross multiply
    364,279.68x = 546,088.73 × 127,493.19
  4. Step 4: Simplify right side
    364,279.68x = 69,622,594,210.75
  5. Step 5: Solve for x
    x = 69,622,594,210.75/364,279.68
  6. Step 6: Final answer
    x = 191,124.01

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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.