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Finding the Fourth Proportional to 556,150.20, 834,225.12 and 481,047

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Solution

The fourth proportional to 556,150.20, 834,225.12 and 481,047 is: 721,570.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,150.20 : 834,225.12 = 481,047 : x
  2. Step 2: Convert to fraction form
    556,150.20/834,225.12 = 481,047/x
  3. Step 3: Cross multiply
    556,150.20x = 834,225.12 × 481,047
  4. Step 4: Simplify right side
    556,150.20x = 401,301,491,300.64
  5. Step 5: Solve for x
    x = 401,301,491,300.64/556,150.20
  6. Step 6: Final answer
    x = 721,570.34

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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.