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Finding the Fourth Proportional to 372,666.44, 514,352.50 and 236,858.60

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Solution

The fourth proportional to 372,666.44, 514,352.50 and 236,858.60 is: 326,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,666.44 : 514,352.50 = 236,858.60 : x
  2. Step 2: Convert to fraction form
    372,666.44/514,352.50 = 236,858.60/x
  3. Step 3: Cross multiply
    372,666.44x = 514,352.50 × 236,858.60
  4. Step 4: Simplify right side
    372,666.44x = 121,828,813,056.50
  5. Step 5: Solve for x
    x = 121,828,813,056.50/372,666.44
  6. Step 6: Final answer
    x = 326,911.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.