Home / 743,971.93-1,026,615.58-412,836.16

Finding the Fourth Proportional to 743,971.93, 1,026,615.58 and 412,836.16

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Solution

The fourth proportional to 743,971.93, 1,026,615.58 and 412,836.16 is: 569,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,971.93 : 1,026,615.58 = 412,836.16 : x
  2. Step 2: Convert to fraction form
    743,971.93/1,026,615.58 = 412,836.16/x
  3. Step 3: Cross multiply
    743,971.93x = 1,026,615.58 × 412,836.16
  4. Step 4: Simplify right side
    743,971.93x = 423,824,033,843.37
  5. Step 5: Solve for x
    x = 423,824,033,843.37/743,971.93
  6. Step 6: Final answer
    x = 569,677.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.