Home / 291,274.14-402,082.20-195,836.16

Finding the Fourth Proportional to 291,274.14, 402,082.20 and 195,836.16

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Solution

The fourth proportional to 291,274.14, 402,082.20 and 195,836.16 is: 270,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,274.14 : 402,082.20 = 195,836.16 : x
  2. Step 2: Convert to fraction form
    291,274.14/402,082.20 = 195,836.16/x
  3. Step 3: Cross multiply
    291,274.14x = 402,082.20 × 195,836.16
  4. Step 4: Simplify right side
    291,274.14x = 78,742,234,052.35
  5. Step 5: Solve for x
    x = 78,742,234,052.35/291,274.14
  6. Step 6: Final answer
    x = 270,337.20

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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.