Home / 364,558.20-546,837.30-127,815.45

Finding the Fourth Proportional to 364,558.20, 546,837.30 and 127,815.45

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Solution

The fourth proportional to 364,558.20, 546,837.30 and 127,815.45 is: 191,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,558.20 : 546,837.30 = 127,815.45 : x
  2. Step 2: Convert to fraction form
    364,558.20/546,837.30 = 127,815.45/x
  3. Step 3: Cross multiply
    364,558.20x = 546,837.30 × 127,815.45
  4. Step 4: Simplify right side
    364,558.20x = 69,894,255,576.29
  5. Step 5: Solve for x
    x = 69,894,255,576.29/364,558.20
  6. Step 6: Final answer
    x = 191,723.18

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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.