Home / 727,624.96-1,091,648.11-301,082.05

Finding the Fourth Proportional to 727,624.96, 1,091,648.11 and 301,082.05

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Solution

The fourth proportional to 727,624.96, 1,091,648.11 and 301,082.05 is: 451,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,624.96 : 1,091,648.11 = 301,082.05 : x
  2. Step 2: Convert to fraction form
    727,624.96/1,091,648.11 = 301,082.05/x
  3. Step 3: Cross multiply
    727,624.96x = 1,091,648.11 × 301,082.05
  4. Step 4: Simplify right side
    727,624.96x = 328,675,651,325.47
  5. Step 5: Solve for x
    x = 328,675,651,325.47/727,624.96
  6. Step 6: Final answer
    x = 451,710.25

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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.