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Finding the Fourth Proportional to 845,349, 1,166,700.96 and 523,162.86

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Solution

The fourth proportional to 845,349, 1,166,700.96 and 523,162.86 is: 722,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,349 : 1,166,700.96 = 523,162.86 : x
  2. Step 2: Convert to fraction form
    845,349/1,166,700.96 = 523,162.86/x
  3. Step 3: Cross multiply
    845,349x = 1,166,700.96 × 523,162.86
  4. Step 4: Simplify right side
    845,349x = 610,374,610,998.35
  5. Step 5: Solve for x
    x = 610,374,610,998.35/845,349
  6. Step 6: Final answer
    x = 722,038.60

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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.