Home / 949,314.11-1,310,048.66-513,731.12

Finding the Fourth Proportional to 949,314.11, 1,310,048.66 and 513,731.12

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Solution

The fourth proportional to 949,314.11, 1,310,048.66 and 513,731.12 is: 708,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,314.11 : 1,310,048.66 = 513,731.12 : x
  2. Step 2: Convert to fraction form
    949,314.11/1,310,048.66 = 513,731.12/x
  3. Step 3: Cross multiply
    949,314.11x = 1,310,048.66 × 513,731.12
  4. Step 4: Simplify right side
    949,314.11x = 673,012,760,090.38
  5. Step 5: Solve for x
    x = 673,012,760,090.38/949,314.11
  6. Step 6: Final answer
    x = 708,946.34

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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.