Home / 851,096.96-1,276,507.20-401,816.96

Finding the Fourth Proportional to 851,096.96, 1,276,507.20 and 401,816.96

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Solution

The fourth proportional to 851,096.96, 1,276,507.20 and 401,816.96 is: 602,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,096.96 : 1,276,507.20 = 401,816.96 : x
  2. Step 2: Convert to fraction form
    851,096.96/1,276,507.20 = 401,816.96/x
  3. Step 3: Cross multiply
    851,096.96x = 1,276,507.20 × 401,816.96
  4. Step 4: Simplify right side
    851,096.96x = 512,922,242,522.11
  5. Step 5: Solve for x
    x = 512,922,242,522.11/851,096.96
  6. Step 6: Final answer
    x = 602,660.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.