Home / 951,224.72-1,312,655.26-521,495.44

Finding the Fourth Proportional to 951,224.72, 1,312,655.26 and 521,495.44

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Solution

The fourth proportional to 951,224.72, 1,312,655.26 and 521,495.44 is: 719,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,224.72 : 1,312,655.26 = 521,495.44 : x
  2. Step 2: Convert to fraction form
    951,224.72/1,312,655.26 = 521,495.44/x
  3. Step 3: Cross multiply
    951,224.72x = 1,312,655.26 × 521,495.44
  4. Step 4: Simplify right side
    951,224.72x = 684,543,732,382.01
  5. Step 5: Solve for x
    x = 684,543,732,382.01/951,224.72
  6. Step 6: Final answer
    x = 719,644.60

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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.