Home / 482,947.35-666,434.03-268,070.51

Finding the Fourth Proportional to 482,947.35, 666,434.03 and 268,070.51

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Solution

The fourth proportional to 482,947.35, 666,434.03 and 268,070.51 is: 369,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,947.35 : 666,434.03 = 268,070.51 : x
  2. Step 2: Convert to fraction form
    482,947.35/666,434.03 = 268,070.51/x
  3. Step 3: Cross multiply
    482,947.35x = 666,434.03 × 268,070.51
  4. Step 4: Simplify right side
    482,947.35x = 178,651,305,630.93
  5. Step 5: Solve for x
    x = 178,651,305,630.93/482,947.35
  6. Step 6: Final answer
    x = 369,918.80

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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.