Home / 452,690.10-678,370.50-227,741.34

Finding the Fourth Proportional to 452,690.10, 678,370.50 and 227,741.34

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Solution

The fourth proportional to 452,690.10, 678,370.50 and 227,741.34 is: 341,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,690.10 : 678,370.50 = 227,741.34 : x
  2. Step 2: Convert to fraction form
    452,690.10/678,370.50 = 227,741.34/x
  3. Step 3: Cross multiply
    452,690.10x = 678,370.50 × 227,741.34
  4. Step 4: Simplify right side
    452,690.10x = 154,493,006,686.47
  5. Step 5: Solve for x
    x = 154,493,006,686.47/452,690.10
  6. Step 6: Final answer
    x = 341,277.63

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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.