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Finding the Fourth Proportional to 364,458.15, 546,523.20 and 164,675.70

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Solution

The fourth proportional to 364,458.15, 546,523.20 and 164,675.70 is: 246,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,458.15 : 546,523.20 = 164,675.70 : x
  2. Step 2: Convert to fraction form
    364,458.15/546,523.20 = 164,675.70/x
  3. Step 3: Cross multiply
    364,458.15x = 546,523.20 × 164,675.70
  4. Step 4: Simplify right side
    364,458.15x = 89,999,090,526.24
  5. Step 5: Solve for x
    x = 89,999,090,526.24/364,458.15
  6. Step 6: Final answer
    x = 246,939.44

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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.