Home / 432,224.10-648,285.12-116,705.61

Finding the Fourth Proportional to 432,224.10, 648,285.12 and 116,705.61

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Solution

The fourth proportional to 432,224.10, 648,285.12 and 116,705.61 is: 175,044.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,224.10 : 648,285.12 = 116,705.61 : x
  2. Step 2: Convert to fraction form
    432,224.10/648,285.12 = 116,705.61/x
  3. Step 3: Cross multiply
    432,224.10x = 648,285.12 × 116,705.61
  4. Step 4: Simplify right side
    432,224.10x = 75,658,510,383.52
  5. Step 5: Solve for x
    x = 75,658,510,383.52/432,224.10
  6. Step 6: Final answer
    x = 175,044.64

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1.5x scale

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.