Home / 964,253.28-1,330,579.86-534,496.80

Finding the Fourth Proportional to 964,253.28, 1,330,579.86 and 534,496.80

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Solution

The fourth proportional to 964,253.28, 1,330,579.86 and 534,496.80 is: 737,555.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,253.28 : 1,330,579.86 = 534,496.80 : x
  2. Step 2: Convert to fraction form
    964,253.28/1,330,579.86 = 534,496.80/x
  3. Step 3: Cross multiply
    964,253.28x = 1,330,579.86 × 534,496.80
  4. Step 4: Simplify right side
    964,253.28x = 711,190,677,314.45
  5. Step 5: Solve for x
    x = 711,190,677,314.45/964,253.28
  6. Step 6: Final answer
    x = 737,555.88

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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.