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Finding the Fourth Proportional to 375,061.04, 517,598.56 and 213,942.32

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Solution

The fourth proportional to 375,061.04, 517,598.56 and 213,942.32 is: 295,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,061.04 : 517,598.56 = 213,942.32 : x
  2. Step 2: Convert to fraction form
    375,061.04/517,598.56 = 213,942.32/x
  3. Step 3: Cross multiply
    375,061.04x = 517,598.56 × 213,942.32
  4. Step 4: Simplify right side
    375,061.04x = 110,736,236,755.06
  5. Step 5: Solve for x
    x = 110,736,236,755.06/375,061.04
  6. Step 6: Final answer
    x = 295,248.57

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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.