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Finding the Fourth Proportional to 474,814.42, 711,889.48 and 238,027.93

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Solution

The fourth proportional to 474,814.42, 711,889.48 and 238,027.93 is: 356,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,814.42 : 711,889.48 = 238,027.93 : x
  2. Step 2: Convert to fraction form
    474,814.42/711,889.48 = 238,027.93/x
  3. Step 3: Cross multiply
    474,814.42x = 711,889.48 × 238,027.93
  4. Step 4: Simplify right side
    474,814.42x = 169,449,579,313.18
  5. Step 5: Solve for x
    x = 169,449,579,313.18/474,814.42
  6. Step 6: Final answer
    x = 356,875.39

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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.