Home / 645,454.62-968,313.14-224,763.30

Finding the Fourth Proportional to 645,454.62, 968,313.14 and 224,763.30

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Solution

The fourth proportional to 645,454.62, 968,313.14 and 224,763.30 is: 337,190.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,454.62 : 968,313.14 = 224,763.30 : x
  2. Step 2: Convert to fraction form
    645,454.62/968,313.14 = 224,763.30/x
  3. Step 3: Cross multiply
    645,454.62x = 968,313.14 × 224,763.30
  4. Step 4: Simplify right side
    645,454.62x = 217,641,257,341.67
  5. Step 5: Solve for x
    x = 217,641,257,341.67/645,454.62
  6. Step 6: Final answer
    x = 337,190.64

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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.