Home / 879,007.64-1,318,707.48-373,584.56

Finding the Fourth Proportional to 879,007.64, 1,318,707.48 and 373,584.56

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Solution

The fourth proportional to 879,007.64, 1,318,707.48 and 373,584.56 is: 560,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,007.64 : 1,318,707.48 = 373,584.56 : x
  2. Step 2: Convert to fraction form
    879,007.64/1,318,707.48 = 373,584.56/x
  3. Step 3: Cross multiply
    879,007.64x = 1,318,707.48 × 373,584.56
  4. Step 4: Simplify right side
    879,007.64x = 492,648,753,684.51
  5. Step 5: Solve for x
    x = 492,648,753,684.51/879,007.64
  6. Step 6: Final answer
    x = 560,460.15

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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.