Home / 946,938.42-1,305,085.12-716,944.64

Finding the Fourth Proportional to 946,938.42, 1,305,085.12 and 716,944.64

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Solution

The fourth proportional to 946,938.42, 1,305,085.12 and 716,944.64 is: 988,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,938.42 : 1,305,085.12 = 716,944.64 : x
  2. Step 2: Convert to fraction form
    946,938.42/1,305,085.12 = 716,944.64/x
  3. Step 3: Cross multiply
    946,938.42x = 1,305,085.12 × 716,944.64
  4. Step 4: Simplify right side
    946,938.42x = 935,673,781,527.76
  5. Step 5: Solve for x
    x = 935,673,781,527.76/946,938.42
  6. Step 6: Final answer
    x = 988,104.15

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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.