Home / 319,127.03-440,397.98-175,887.44

Finding the Fourth Proportional to 319,127.03, 440,397.98 and 175,887.44

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Solution

The fourth proportional to 319,127.03, 440,397.98 and 175,887.44 is: 242,726.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,127.03 : 440,397.98 = 175,887.44 : x
  2. Step 2: Convert to fraction form
    319,127.03/440,397.98 = 175,887.44/x
  3. Step 3: Cross multiply
    319,127.03x = 440,397.98 × 175,887.44
  4. Step 4: Simplify right side
    319,127.03x = 77,460,470,201.94
  5. Step 5: Solve for x
    x = 77,460,470,201.94/319,127.03
  6. Step 6: Final answer
    x = 242,726.14

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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.