Home / 971,945.20-1,458,355.20-341,311.60

Finding the Fourth Proportional to 971,945.20, 1,458,355.20 and 341,311.60

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Solution

The fourth proportional to 971,945.20, 1,458,355.20 and 341,311.60 is: 512,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,945.20 : 1,458,355.20 = 341,311.60 : x
  2. Step 2: Convert to fraction form
    971,945.20/1,458,355.20 = 341,311.60/x
  3. Step 3: Cross multiply
    971,945.20x = 1,458,355.20 × 341,311.60
  4. Step 4: Simplify right side
    971,945.20x = 497,753,546,680.32
  5. Step 5: Solve for x
    x = 497,753,546,680.32/971,945.20
  6. Step 6: Final answer
    x = 512,121.00

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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.