Home / 845,621.96-1,265,944.62-564,441.80

Finding the Fourth Proportional to 845,621.96, 1,265,944.62 and 564,441.80

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Solution

The fourth proportional to 845,621.96, 1,265,944.62 and 564,441.80 is: 845,001.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,621.96 : 1,265,944.62 = 564,441.80 : x
  2. Step 2: Convert to fraction form
    845,621.96/1,265,944.62 = 564,441.80/x
  3. Step 3: Cross multiply
    845,621.96x = 1,265,944.62 × 564,441.80
  4. Step 4: Simplify right side
    845,621.96x = 714,552,060,013.12
  5. Step 5: Solve for x
    x = 714,552,060,013.12/845,621.96
  6. Step 6: Final answer
    x = 845,001.78

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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.