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Finding the Fourth Proportional to 435,716.56, 601,276.84 and 242,119.27

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Solution

The fourth proportional to 435,716.56, 601,276.84 and 242,119.27 is: 334,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,716.56 : 601,276.84 = 242,119.27 : x
  2. Step 2: Convert to fraction form
    435,716.56/601,276.84 = 242,119.27/x
  3. Step 3: Cross multiply
    435,716.56x = 601,276.84 × 242,119.27
  4. Step 4: Simplify right side
    435,716.56x = 145,580,709,568.71
  5. Step 5: Solve for x
    x = 145,580,709,568.71/435,716.56
  6. Step 6: Final answer
    x = 334,117.92

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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.