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Finding the Fourth Proportional to 364,051.49, 546,323.27 and 127,396.22

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Solution

The fourth proportional to 364,051.49, 546,323.27 and 127,396.22 is: 191,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,051.49 : 546,323.27 = 127,396.22 : x
  2. Step 2: Convert to fraction form
    364,051.49/546,323.27 = 127,396.22/x
  3. Step 3: Cross multiply
    364,051.49x = 546,323.27 × 127,396.22
  4. Step 4: Simplify right side
    364,051.49x = 69,599,518,201.43
  5. Step 5: Solve for x
    x = 69,599,518,201.43/364,051.49
  6. Step 6: Final answer
    x = 191,180.43

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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.