Home / 915,550.64-1,373,045.36-633,056.54

Finding the Fourth Proportional to 915,550.64, 1,373,045.36 and 633,056.54

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Solution

The fourth proportional to 915,550.64, 1,373,045.36 and 633,056.54 is: 949,390.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,550.64 : 1,373,045.36 = 633,056.54 : x
  2. Step 2: Convert to fraction form
    915,550.64/1,373,045.36 = 633,056.54/x
  3. Step 3: Cross multiply
    915,550.64x = 1,373,045.36 × 633,056.54
  4. Step 4: Simplify right side
    915,550.64x = 869,215,344,864.66
  5. Step 5: Solve for x
    x = 869,215,344,864.66/915,550.64
  6. Step 6: Final answer
    x = 949,390.79

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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.