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Finding the Fourth Proportional to 373,048.47, 514,806.98 and 203,282.60

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Solution

The fourth proportional to 373,048.47, 514,806.98 and 203,282.60 is: 280,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,048.47 : 514,806.98 = 203,282.60 : x
  2. Step 2: Convert to fraction form
    373,048.47/514,806.98 = 203,282.60/x
  3. Step 3: Cross multiply
    373,048.47x = 514,806.98 × 203,282.60
  4. Step 4: Simplify right side
    373,048.47x = 104,651,297,802.10
  5. Step 5: Solve for x
    x = 104,651,297,802.10/373,048.47
  6. Step 6: Final answer
    x = 280,530.03

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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.