Home / 908,763.70-1,363,145.55-731,616.70

Finding the Fourth Proportional to 908,763.70, 1,363,145.55 and 731,616.70

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Solution

The fourth proportional to 908,763.70, 1,363,145.55 and 731,616.70 is: 1,097,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,763.70 : 1,363,145.55 = 731,616.70 : x
  2. Step 2: Convert to fraction form
    908,763.70/1,363,145.55 = 731,616.70/x
  3. Step 3: Cross multiply
    908,763.70x = 1,363,145.55 × 731,616.70
  4. Step 4: Simplify right side
    908,763.70x = 997,300,048,910.69
  5. Step 5: Solve for x
    x = 997,300,048,910.69/908,763.70
  6. Step 6: Final answer
    x = 1,097,425.05

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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.