Home / 908,769.20-1,363,153.80-731,622.20

Finding the Fourth Proportional to 908,769.20, 1,363,153.80 and 731,622.20

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Solution

The fourth proportional to 908,769.20, 1,363,153.80 and 731,622.20 is: 1,097,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,769.20 : 1,363,153.80 = 731,622.20 : x
  2. Step 2: Convert to fraction form
    908,769.20/1,363,153.80 = 731,622.20/x
  3. Step 3: Cross multiply
    908,769.20x = 1,363,153.80 × 731,622.20
  4. Step 4: Simplify right side
    908,769.20x = 997,313,582,094.36
  5. Step 5: Solve for x
    x = 997,313,582,094.36/908,769.20
  6. Step 6: Final answer
    x = 1,097,433.30

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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.