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Finding the Fourth Proportional to 364,281.93, 546,092.10 and 127,495.44

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Solution

The fourth proportional to 364,281.93, 546,092.10 and 127,495.44 is: 191,127.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,281.93 : 546,092.10 = 127,495.44 : x
  2. Step 2: Convert to fraction form
    364,281.93/546,092.10 = 127,495.44/x
  3. Step 3: Cross multiply
    364,281.93x = 546,092.10 × 127,495.44
  4. Step 4: Simplify right side
    364,281.93x = 69,624,252,570.02
  5. Step 5: Solve for x
    x = 69,624,252,570.02/364,281.93
  6. Step 6: Final answer
    x = 191,127.38

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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.