Home / 432,243.10-648,313.62-116,724.61

Finding the Fourth Proportional to 432,243.10, 648,313.62 and 116,724.61

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Solution

The fourth proportional to 432,243.10, 648,313.62 and 116,724.61 is: 175,073.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,243.10 : 648,313.62 = 116,724.61 : x
  2. Step 2: Convert to fraction form
    432,243.10/648,313.62 = 116,724.61/x
  3. Step 3: Cross multiply
    432,243.10x = 648,313.62 × 116,724.61
  4. Step 4: Simplify right side
    432,243.10x = 75,674,154,452.19
  5. Step 5: Solve for x
    x = 75,674,154,452.19/432,243.10
  6. Step 6: Final answer
    x = 175,073.13

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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.