Home / 684,276.72-1,026,457.08-263,553.84

Finding the Fourth Proportional to 684,276.72, 1,026,457.08 and 263,553.84

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Solution

The fourth proportional to 684,276.72, 1,026,457.08 and 263,553.84 is: 395,346.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,276.72 : 1,026,457.08 = 263,553.84 : x
  2. Step 2: Convert to fraction form
    684,276.72/1,026,457.08 = 263,553.84/x
  3. Step 3: Cross multiply
    684,276.72x = 1,026,457.08 × 263,553.84
  4. Step 4: Simplify right side
    684,276.72x = 270,526,705,029.19
  5. Step 5: Solve for x
    x = 270,526,705,029.19/684,276.72
  6. Step 6: Final answer
    x = 395,346.94

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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.