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Finding the Fourth Proportional to 570,534.84, 855,552.66 and 271,101.24

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Solution

The fourth proportional to 570,534.84, 855,552.66 and 271,101.24 is: 406,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,534.84 : 855,552.66 = 271,101.24 : x
  2. Step 2: Convert to fraction form
    570,534.84/855,552.66 = 271,101.24/x
  3. Step 3: Cross multiply
    570,534.84x = 855,552.66 × 271,101.24
  4. Step 4: Simplify right side
    570,534.84x = 231,941,387,011.30
  5. Step 5: Solve for x
    x = 231,941,387,011.30/570,534.84
  6. Step 6: Final answer
    x = 406,533.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.