Home / 432,240.77-648,351.99-144,073.25

Finding the Fourth Proportional to 432,240.77, 648,351.99 and 144,073.25

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Solution

The fourth proportional to 432,240.77, 648,351.99 and 144,073.25 is: 216,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,240.77 : 648,351.99 = 144,073.25 : x
  2. Step 2: Convert to fraction form
    432,240.77/648,351.99 = 144,073.25/x
  3. Step 3: Cross multiply
    432,240.77x = 648,351.99 × 144,073.25
  4. Step 4: Simplify right side
    432,240.77x = 93,410,174,381.14
  5. Step 5: Solve for x
    x = 93,410,174,381.14/432,240.77
  6. Step 6: Final answer
    x = 216,106.81

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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.