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Finding the Fourth Proportional to 593,707.68, 890,021.76 and 309,063.82

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Solution

The fourth proportional to 593,707.68, 890,021.76 and 309,063.82 is: 463,314.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,707.68 : 890,021.76 = 309,063.82 : x
  2. Step 2: Convert to fraction form
    593,707.68/890,021.76 = 309,063.82/x
  3. Step 3: Cross multiply
    593,707.68x = 890,021.76 × 309,063.82
  4. Step 4: Simplify right side
    593,707.68x = 275,073,525,028.72
  5. Step 5: Solve for x
    x = 275,073,525,028.72/593,707.68
  6. Step 6: Final answer
    x = 463,314.75

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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.