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Finding the Fourth Proportional to 376,262.30, 564,479.64 and 163,066.02

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Solution

The fourth proportional to 376,262.30, 564,479.64 and 163,066.02 is: 244,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,262.30 : 564,479.64 = 163,066.02 : x
  2. Step 2: Convert to fraction form
    376,262.30/564,479.64 = 163,066.02/x
  3. Step 3: Cross multiply
    376,262.30x = 564,479.64 × 163,066.02
  4. Step 4: Simplify right side
    376,262.30x = 92,047,448,265.83
  5. Step 5: Solve for x
    x = 92,047,448,265.83/376,262.30
  6. Step 6: Final answer
    x = 244,636.38

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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.