Home / 949,359.66-1,310,105.68-519,634.67

Finding the Fourth Proportional to 949,359.66, 1,310,105.68 and 519,634.67

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Solution

The fourth proportional to 949,359.66, 1,310,105.68 and 519,634.67 is: 717,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,359.66 : 1,310,105.68 = 519,634.67 : x
  2. Step 2: Convert to fraction form
    949,359.66/1,310,105.68 = 519,634.67/x
  3. Step 3: Cross multiply
    949,359.66x = 1,310,105.68 × 519,634.67
  4. Step 4: Simplify right side
    949,359.66x = 680,776,332,691.93
  5. Step 5: Solve for x
    x = 680,776,332,691.93/949,359.66
  6. Step 6: Final answer
    x = 717,090.01

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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.