Home / 949,285.42-1,310,003.90-513,693.23

Finding the Fourth Proportional to 949,285.42, 1,310,003.90 and 513,693.23

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Solution

The fourth proportional to 949,285.42, 1,310,003.90 and 513,693.23 is: 708,891.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,285.42 : 1,310,003.90 = 513,693.23 : x
  2. Step 2: Convert to fraction form
    949,285.42/1,310,003.90 = 513,693.23/x
  3. Step 3: Cross multiply
    949,285.42x = 1,310,003.90 × 513,693.23
  4. Step 4: Simplify right side
    949,285.42x = 672,940,137,119.86
  5. Step 5: Solve for x
    x = 672,940,137,119.86/949,285.42
  6. Step 6: Final answer
    x = 708,891.26

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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.