Home / 253,985.97-380,929.71-241,341.45

Finding the Fourth Proportional to 253,985.97, 380,929.71 and 241,341.45

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Solution

The fourth proportional to 253,985.97, 380,929.71 and 241,341.45 is: 361,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,985.97 : 380,929.71 = 241,341.45 : x
  2. Step 2: Convert to fraction form
    253,985.97/380,929.71 = 241,341.45/x
  3. Step 3: Cross multiply
    253,985.97x = 380,929.71 × 241,341.45
  4. Step 4: Simplify right side
    253,985.97x = 91,934,128,559.48
  5. Step 5: Solve for x
    x = 91,934,128,559.48/253,985.97
  6. Step 6: Final answer
    x = 361,965.38

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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.