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Finding the Fourth Proportional to 377,473.04, 520,908.84 and 214,159.76

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Solution

The fourth proportional to 377,473.04, 520,908.84 and 214,159.76 is: 295,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,473.04 : 520,908.84 = 214,159.76 : x
  2. Step 2: Convert to fraction form
    377,473.04/520,908.84 = 214,159.76/x
  3. Step 3: Cross multiply
    377,473.04x = 520,908.84 × 214,159.76
  4. Step 4: Simplify right side
    377,473.04x = 111,557,712,156.28
  5. Step 5: Solve for x
    x = 111,557,712,156.28/377,473.04
  6. Step 6: Final answer
    x = 295,538.22

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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.