Home / 724,455.09-1,086,843.92-238,159.22

Finding the Fourth Proportional to 724,455.09, 1,086,843.92 and 238,159.22

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Solution

The fourth proportional to 724,455.09, 1,086,843.92 and 238,159.22 is: 357,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,455.09 : 1,086,843.92 = 238,159.22 : x
  2. Step 2: Convert to fraction form
    724,455.09/1,086,843.92 = 238,159.22/x
  3. Step 3: Cross multiply
    724,455.09x = 1,086,843.92 × 238,159.22
  4. Step 4: Simplify right side
    724,455.09x = 258,841,893,623.93
  5. Step 5: Solve for x
    x = 258,841,893,623.93/724,455.09
  6. Step 6: Final answer
    x = 357,291.84

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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.