Home / 879,207.92-1,213,372.13-492,062.14

Finding the Fourth Proportional to 879,207.92, 1,213,372.13 and 492,062.14

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Solution

The fourth proportional to 879,207.92, 1,213,372.13 and 492,062.14 is: 679,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,207.92 : 1,213,372.13 = 492,062.14 : x
  2. Step 2: Convert to fraction form
    879,207.92/1,213,372.13 = 492,062.14/x
  3. Step 3: Cross multiply
    879,207.92x = 1,213,372.13 × 492,062.14
  4. Step 4: Simplify right side
    879,207.92x = 597,054,485,960.56
  5. Step 5: Solve for x
    x = 597,054,485,960.56/879,207.92
  6. Step 6: Final answer
    x = 679,082.24

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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.