Home / 393,780.04-590,792.63-141,062.69

Finding the Fourth Proportional to 393,780.04, 590,792.63 and 141,062.69

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Solution

The fourth proportional to 393,780.04, 590,792.63 and 141,062.69 is: 211,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,780.04 : 590,792.63 = 141,062.69 : x
  2. Step 2: Convert to fraction form
    393,780.04/590,792.63 = 141,062.69/x
  3. Step 3: Cross multiply
    393,780.04x = 590,792.63 × 141,062.69
  4. Step 4: Simplify right side
    393,780.04x = 83,338,796,914.66
  5. Step 5: Solve for x
    x = 83,338,796,914.66/393,780.04
  6. Step 6: Final answer
    x = 211,637.94

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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.