Home / 440,812.49-608,387.73-268,830.23

Finding the Fourth Proportional to 440,812.49, 608,387.73 and 268,830.23

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Solution

The fourth proportional to 440,812.49, 608,387.73 and 268,830.23 is: 371,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,812.49 : 608,387.73 = 268,830.23 : x
  2. Step 2: Convert to fraction form
    440,812.49/608,387.73 = 268,830.23/x
  3. Step 3: Cross multiply
    440,812.49x = 608,387.73 × 268,830.23
  4. Step 4: Simplify right side
    440,812.49x = 163,553,010,343.14
  5. Step 5: Solve for x
    x = 163,553,010,343.14/440,812.49
  6. Step 6: Final answer
    x = 371,026.27

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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.