Home / 962,804.40-1,443,817.80-331,393.20

Finding the Fourth Proportional to 962,804.40, 1,443,817.80 and 331,393.20

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Solution

The fourth proportional to 962,804.40, 1,443,817.80 and 331,393.20 is: 496,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,804.40 : 1,443,817.80 = 331,393.20 : x
  2. Step 2: Convert to fraction form
    962,804.40/1,443,817.80 = 331,393.20/x
  3. Step 3: Cross multiply
    962,804.40x = 1,443,817.80 × 331,393.20
  4. Step 4: Simplify right side
    962,804.40x = 478,471,400,958.96
  5. Step 5: Solve for x
    x = 478,471,400,958.96/962,804.40
  6. Step 6: Final answer
    x = 496,955.98

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1.5x scale

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.