Home / 254,007.47-380,263.79-169,558.18

Finding the Fourth Proportional to 254,007.47, 380,263.79 and 169,558.18

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Solution

The fourth proportional to 254,007.47, 380,263.79 and 169,558.18 is: 253,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,007.47 : 380,263.79 = 169,558.18 : x
  2. Step 2: Convert to fraction form
    254,007.47/380,263.79 = 169,558.18/x
  3. Step 3: Cross multiply
    254,007.47x = 380,263.79 × 169,558.18
  4. Step 4: Simplify right side
    254,007.47x = 64,476,835,625.54
  5. Step 5: Solve for x
    x = 64,476,835,625.54/254,007.47
  6. Step 6: Final answer
    x = 253,838.34

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1.5x scale

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.