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Finding the Fourth Proportional to 373,511.25, 560,271.75 and 124,193.25

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Solution

The fourth proportional to 373,511.25, 560,271.75 and 124,193.25 is: 186,291.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,511.25 : 560,271.75 = 124,193.25 : x
  2. Step 2: Convert to fraction form
    373,511.25/560,271.75 = 124,193.25/x
  3. Step 3: Cross multiply
    373,511.25x = 560,271.75 × 124,193.25
  4. Step 4: Simplify right side
    373,511.25x = 69,581,969,515.69
  5. Step 5: Solve for x
    x = 69,581,969,515.69/373,511.25
  6. Step 6: Final answer
    x = 186,291.50

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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.