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Finding the Fourth Proportional to 593,215.94, 818,688.42 and 335,140.30

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Solution

The fourth proportional to 593,215.94, 818,688.42 and 335,140.30 is: 462,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,215.94 : 818,688.42 = 335,140.30 : x
  2. Step 2: Convert to fraction form
    593,215.94/818,688.42 = 335,140.30/x
  3. Step 3: Cross multiply
    593,215.94x = 818,688.42 × 335,140.30
  4. Step 4: Simplify right side
    593,215.94x = 274,375,482,685.33
  5. Step 5: Solve for x
    x = 274,375,482,685.33/593,215.94
  6. Step 6: Final answer
    x = 462,522.10

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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.