Home / 413,940.04-620,390.63-177,004.10

Finding the Fourth Proportional to 413,940.04, 620,390.63 and 177,004.10

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Solution

The fourth proportional to 413,940.04, 620,390.63 and 177,004.10 is: 265,284.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,940.04 : 620,390.63 = 177,004.10 : x
  2. Step 2: Convert to fraction form
    413,940.04/620,390.63 = 177,004.10/x
  3. Step 3: Cross multiply
    413,940.04x = 620,390.63 × 177,004.10
  4. Step 4: Simplify right side
    413,940.04x = 109,811,685,111.58
  5. Step 5: Solve for x
    x = 109,811,685,111.58/413,940.04
  6. Step 6: Final answer
    x = 265,284.04

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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.