Home / 374,839.04-517,226.88-223,904

Finding the Fourth Proportional to 374,839.04, 517,226.88 and 223,904

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Solution

The fourth proportional to 374,839.04, 517,226.88 and 223,904 is: 308,957.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,839.04 : 517,226.88 = 223,904 : x
  2. Step 2: Convert to fraction form
    374,839.04/517,226.88 = 223,904/x
  3. Step 3: Cross multiply
    374,839.04x = 517,226.88 × 223,904
  4. Step 4: Simplify right side
    374,839.04x = 115,809,167,339.52
  5. Step 5: Solve for x
    x = 115,809,167,339.52/374,839.04
  6. Step 6: Final answer
    x = 308,957.06

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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.