Home / 908,770.70-1,363,156.05-731,623.70

Finding the Fourth Proportional to 908,770.70, 1,363,156.05 and 731,623.70

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Solution

The fourth proportional to 908,770.70, 1,363,156.05 and 731,623.70 is: 1,097,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,770.70 : 1,363,156.05 = 731,623.70 : x
  2. Step 2: Convert to fraction form
    908,770.70/1,363,156.05 = 731,623.70/x
  3. Step 3: Cross multiply
    908,770.70x = 1,363,156.05 × 731,623.70
  4. Step 4: Simplify right side
    908,770.70x = 997,317,272,978.39
  5. Step 5: Solve for x
    x = 997,317,272,978.39/908,770.70
  6. Step 6: Final answer
    x = 1,097,435.55

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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.