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Finding the Fourth Proportional to 364,354.34, 546,490.46 and 98,134.34

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Solution

The fourth proportional to 364,354.34, 546,490.46 and 98,134.34 is: 147,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,354.34 : 546,490.46 = 98,134.34 : x
  2. Step 2: Convert to fraction form
    364,354.34/546,490.46 = 98,134.34/x
  3. Step 3: Cross multiply
    364,354.34x = 546,490.46 × 98,134.34
  4. Step 4: Simplify right side
    364,354.34x = 53,629,480,608.40
  5. Step 5: Solve for x
    x = 53,629,480,608.40/364,354.34
  6. Step 6: Final answer
    x = 147,190.45

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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.