Home / 645,454.93-968,313.62-224,763.61

Finding the Fourth Proportional to 645,454.93, 968,313.62 and 224,763.61

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Solution

The fourth proportional to 645,454.93, 968,313.62 and 224,763.61 is: 337,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,454.93 : 968,313.62 = 224,763.61 : x
  2. Step 2: Convert to fraction form
    645,454.93/968,313.62 = 224,763.61/x
  3. Step 3: Cross multiply
    645,454.93x = 968,313.62 × 224,763.61
  4. Step 4: Simplify right side
    645,454.93x = 217,641,663,719.55
  5. Step 5: Solve for x
    x = 217,641,663,719.55/645,454.93
  6. Step 6: Final answer
    x = 337,191.11

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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.