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Finding the Fourth Proportional to 479,455.88, 719,625.54 and 242,966.12

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Solution

The fourth proportional to 479,455.88, 719,625.54 and 242,966.12 is: 364,673.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,455.88 : 719,625.54 = 242,966.12 : x
  2. Step 2: Convert to fraction form
    479,455.88/719,625.54 = 242,966.12/x
  3. Step 3: Cross multiply
    479,455.88x = 719,625.54 × 242,966.12
  4. Step 4: Simplify right side
    479,455.88x = 174,844,625,306.71
  5. Step 5: Solve for x
    x = 174,844,625,306.71/479,455.88
  6. Step 6: Final answer
    x = 364,673.02

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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.