Home / 451,832.31-677,551.59-152,257.05

Finding the Fourth Proportional to 451,832.31, 677,551.59 and 152,257.05

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Solution

The fourth proportional to 451,832.31, 677,551.59 and 152,257.05 is: 228,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,832.31 : 677,551.59 = 152,257.05 : x
  2. Step 2: Convert to fraction form
    451,832.31/677,551.59 = 152,257.05/x
  3. Step 3: Cross multiply
    451,832.31x = 677,551.59 × 152,257.05
  4. Step 4: Simplify right side
    451,832.31x = 103,162,006,316.21
  5. Step 5: Solve for x
    x = 103,162,006,316.21/451,832.31
  6. Step 6: Final answer
    x = 228,319.23

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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.