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Finding the Fourth Proportional to 593,706.68, 890,020.26 and 309,062.82

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Solution

The fourth proportional to 593,706.68, 890,020.26 and 309,062.82 is: 463,313.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,706.68 : 890,020.26 = 309,062.82 : x
  2. Step 2: Convert to fraction form
    593,706.68/890,020.26 = 309,062.82/x
  3. Step 3: Cross multiply
    593,706.68x = 890,020.26 × 309,062.82
  4. Step 4: Simplify right side
    593,706.68x = 275,072,171,412.73
  5. Step 5: Solve for x
    x = 275,072,171,412.73/593,706.68
  6. Step 6: Final answer
    x = 463,313.25

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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.