Home / 847,487.30-1,270,905.66-360,861.14

Finding the Fourth Proportional to 847,487.30, 1,270,905.66 and 360,861.14

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Solution

The fourth proportional to 847,487.30, 1,270,905.66 and 360,861.14 is: 541,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,487.30 : 1,270,905.66 = 360,861.14 : x
  2. Step 2: Convert to fraction form
    847,487.30/1,270,905.66 = 360,861.14/x
  3. Step 3: Cross multiply
    847,487.30x = 1,270,905.66 × 360,861.14
  4. Step 4: Simplify right side
    847,487.30x = 458,620,465,300.05
  5. Step 5: Solve for x
    x = 458,620,465,300.05/847,487.30
  6. Step 6: Final answer
    x = 541,153.20

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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.