Home / 451,967.20-623,722.02-260,997.28

Finding the Fourth Proportional to 451,967.20, 623,722.02 and 260,997.28

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Solution

The fourth proportional to 451,967.20, 623,722.02 and 260,997.28 is: 360,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,967.20 : 623,722.02 = 260,997.28 : x
  2. Step 2: Convert to fraction form
    451,967.20/623,722.02 = 260,997.28/x
  3. Step 3: Cross multiply
    451,967.20x = 623,722.02 × 260,997.28
  4. Step 4: Simplify right side
    451,967.20x = 162,789,750,696.11
  5. Step 5: Solve for x
    x = 162,789,750,696.11/451,967.20
  6. Step 6: Final answer
    x = 360,180.45

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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.