Home / 456,179.24-684,035.22-243,068.60

Finding the Fourth Proportional to 456,179.24, 684,035.22 and 243,068.60

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Solution

The fourth proportional to 456,179.24, 684,035.22 and 243,068.60 is: 364,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,179.24 : 684,035.22 = 243,068.60 : x
  2. Step 2: Convert to fraction form
    456,179.24/684,035.22 = 243,068.60/x
  3. Step 3: Cross multiply
    456,179.24x = 684,035.22 × 243,068.60
  4. Step 4: Simplify right side
    456,179.24x = 166,267,483,276.09
  5. Step 5: Solve for x
    x = 166,267,483,276.09/456,179.24
  6. Step 6: Final answer
    x = 364,478.41

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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.