Home / 482,860.04-666,341.82-268,001.96

Finding the Fourth Proportional to 482,860.04, 666,341.82 and 268,001.96

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Solution

The fourth proportional to 482,860.04, 666,341.82 and 268,001.96 is: 369,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,860.04 : 666,341.82 = 268,001.96 : x
  2. Step 2: Convert to fraction form
    482,860.04/666,341.82 = 268,001.96/x
  3. Step 3: Cross multiply
    482,860.04x = 666,341.82 × 268,001.96
  4. Step 4: Simplify right side
    482,860.04x = 178,580,913,789.97
  5. Step 5: Solve for x
    x = 178,580,913,789.97/482,860.04
  6. Step 6: Final answer
    x = 369,839.91

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1.5x scale

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.