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Finding the Fourth Proportional to 479,458.88, 719,630.04 and 242,969.12

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Solution

The fourth proportional to 479,458.88, 719,630.04 and 242,969.12 is: 364,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,458.88 : 719,630.04 = 242,969.12 : x
  2. Step 2: Convert to fraction form
    479,458.88/719,630.04 = 242,969.12/x
  3. Step 3: Cross multiply
    479,458.88x = 719,630.04 × 242,969.12
  4. Step 4: Simplify right side
    479,458.88x = 174,847,877,544.37
  5. Step 5: Solve for x
    x = 174,847,877,544.37/479,458.88
  6. Step 6: Final answer
    x = 364,677.52

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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.