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Finding the Fourth Proportional to 364,188.90, 546,339.62 and 124,246.60

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Solution

The fourth proportional to 364,188.90, 546,339.62 and 124,246.60 is: 186,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,188.90 : 546,339.62 = 124,246.60 : x
  2. Step 2: Convert to fraction form
    364,188.90/546,339.62 = 124,246.60/x
  3. Step 3: Cross multiply
    364,188.90x = 546,339.62 × 124,246.60
  4. Step 4: Simplify right side
    364,188.90x = 67,880,840,230.29
  5. Step 5: Solve for x
    x = 67,880,840,230.29/364,188.90
  6. Step 6: Final answer
    x = 186,389.10

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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.