Home / 561,746.40-842,593.68-141,012.96

Finding the Fourth Proportional to 561,746.40, 842,593.68 and 141,012.96

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Solution

The fourth proportional to 561,746.40, 842,593.68 and 141,012.96 is: 211,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,746.40 : 842,593.68 = 141,012.96 : x
  2. Step 2: Convert to fraction form
    561,746.40/842,593.68 = 141,012.96/x
  3. Step 3: Cross multiply
    561,746.40x = 842,593.68 × 141,012.96
  4. Step 4: Simplify right side
    561,746.40x = 118,816,628,894.09
  5. Step 5: Solve for x
    x = 118,816,628,894.09/561,746.40
  6. Step 6: Final answer
    x = 211,512.93

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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.