Home / 966,911.37-1,332,648.68-708,238.76

Finding the Fourth Proportional to 966,911.37, 1,332,648.68 and 708,238.76

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Solution

The fourth proportional to 966,911.37, 1,332,648.68 and 708,238.76 is: 976,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,911.37 : 1,332,648.68 = 708,238.76 : x
  2. Step 2: Convert to fraction form
    966,911.37/1,332,648.68 = 708,238.76/x
  3. Step 3: Cross multiply
    966,911.37x = 1,332,648.68 × 708,238.76
  4. Step 4: Simplify right side
    966,911.37x = 943,833,451,670.54
  5. Step 5: Solve for x
    x = 943,833,451,670.54/966,911.37
  6. Step 6: Final answer
    x = 976,132.33

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1.5x scale

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.