Home / 671,001.80-926,007.97-384,577.16

Finding the Fourth Proportional to 671,001.80, 926,007.97 and 384,577.16

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Solution

The fourth proportional to 671,001.80, 926,007.97 and 384,577.16 is: 530,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,001.80 : 926,007.97 = 384,577.16 : x
  2. Step 2: Convert to fraction form
    671,001.80/926,007.97 = 384,577.16/x
  3. Step 3: Cross multiply
    671,001.80x = 926,007.97 × 384,577.16
  4. Step 4: Simplify right side
    671,001.80x = 356,121,515,239.97
  5. Step 5: Solve for x
    x = 356,121,515,239.97/671,001.80
  6. Step 6: Final answer
    x = 530,731.09

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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.