Home / 676,435.34-1,014,808.50-203,129.66

Finding the Fourth Proportional to 676,435.34, 1,014,808.50 and 203,129.66

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Solution

The fourth proportional to 676,435.34, 1,014,808.50 and 203,129.66 is: 304,741.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,435.34 : 1,014,808.50 = 203,129.66 : x
  2. Step 2: Convert to fraction form
    676,435.34/1,014,808.50 = 203,129.66/x
  3. Step 3: Cross multiply
    676,435.34x = 1,014,808.50 × 203,129.66
  4. Step 4: Simplify right side
    676,435.34x = 206,137,705,570.11
  5. Step 5: Solve for x
    x = 206,137,705,570.11/676,435.34
  6. Step 6: Final answer
    x = 304,741.18

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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.