Home / 955,741.93-1,432,809.37-639,232.81

Finding the Fourth Proportional to 955,741.93, 1,432,809.37 and 639,232.81

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Solution

The fourth proportional to 955,741.93, 1,432,809.37 and 639,232.81 is: 958,311.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,741.93 : 1,432,809.37 = 639,232.81 : x
  2. Step 2: Convert to fraction form
    955,741.93/1,432,809.37 = 639,232.81/x
  3. Step 3: Cross multiply
    955,741.93x = 1,432,809.37 × 639,232.81
  4. Step 4: Simplify right side
    955,741.93x = 915,898,756,996.45
  5. Step 5: Solve for x
    x = 915,898,756,996.45/955,741.93
  6. Step 6: Final answer
    x = 958,311.79

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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.