Home / 277,335.65-382,376.13-231,461.51

Finding the Fourth Proportional to 277,335.65, 382,376.13 and 231,461.51

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Solution

The fourth proportional to 277,335.65, 382,376.13 and 231,461.51 is: 319,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,335.65 : 382,376.13 = 231,461.51 : x
  2. Step 2: Convert to fraction form
    277,335.65/382,376.13 = 231,461.51/x
  3. Step 3: Cross multiply
    277,335.65x = 382,376.13 × 231,461.51
  4. Step 4: Simplify right side
    277,335.65x = 88,505,354,525.88
  5. Step 5: Solve for x
    x = 88,505,354,525.88/277,335.65
  6. Step 6: Final answer
    x = 319,127.22

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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.