Home / 535,128.76-802,190.94-179,894.35

Finding the Fourth Proportional to 535,128.76, 802,190.94 and 179,894.35

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Solution

The fourth proportional to 535,128.76, 802,190.94 and 179,894.35 is: 269,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,128.76 : 802,190.94 = 179,894.35 : x
  2. Step 2: Convert to fraction form
    535,128.76/802,190.94 = 179,894.35/x
  3. Step 3: Cross multiply
    535,128.76x = 802,190.94 × 179,894.35
  4. Step 4: Simplify right side
    535,128.76x = 144,309,617,727.19
  5. Step 5: Solve for x
    x = 144,309,617,727.19/535,128.76
  6. Step 6: Final answer
    x = 269,672.70

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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.